View source for List of ship launches in 1851

{{Short description|none}}

The '''list of ship launches in 1851''' includes a chronological list of some [[ships]] launched in 1851.
__NOTOC__
{| class="wikitable sortable" style="font-size:1.00em; line-height:1.5em;"
|-
! Date
! Country
! Builder
! Location
! Ship
! Class
! Notes
|-----
! 4 January 
| {{flag|United States|1848}}
| Perrine, Patterson & Stack
| [[Williamsburg, Brooklyn|Williamsburg, New York]]
| [[USS Ino (1861)|'''''Ino''''']]
| [[Extreme clipper]]
| For Sifkin & Ironside.<ref name="bruzeliusino">{{Cite web |last=Bruzelius |first=Lars |title=Clipper Ships: "Ino" (1851) |work=Ino |publisher= he Maritime History Virtual Archives | date=23 April 1999 |url=http://www.bruzelius.info/Nautica/Ships/Clippers/Ino%281851%29.html |access-date=2 August 2010 }}</ref>
|-----
! 4 January
| {{flagcountry|UKGBI}}
| Messrs. Jordan & Getty
| [[Liverpool]]
| '''''Marion Macintyre'''''
| [[Clipper]]
| For Messrs. L. H. Macintyre & Co.<ref name=LM070151>{{Cite news |title=Launch of the Marion Macintyre |newspaper=Liverpool Mercury |location=Liverpool |date=7 January 1851 |issue=2256 }}</ref>
|-----
! 7 January
| {{flagcountry|UKGBI}}
| Messrs. Alexander Hall & Sons
| [[Aberdeen]]
| '''{{PS|Juno|1851|2}}'''
| [[Paddle steamer]]
| For private owner.<ref name=AJ080151>{{Cite news |title=Launch |newspaper=Aberdeen Journal |location=Aberdeen |date=8 January 1851 |issue=5374 }}</ref><ref name=AJ300451>{{Cite news |title=The Danish Steamer "Juno," of Aalborg |newspaper=Aberdeen Journal |location=Aberdeen |date=30 April 1851 |issue=5390 }}</ref>
|-----
! 16 January
| {{flag|France}} 
| 
| [[Toulon]]
| '''{{ship|French ship|Charlemagne|1851|2}}'''
| [[Third rate]]
| For [[French Navy]].<ref name=Charlemagne>{{cite web |url=https://threedecks.org/index.php?display_type=show_ship&id=1942 |title=French Third Rate ship of the line 'Le Charlemagne' (1851) |publisher=Threedecks |accessdate=12 November 2023 }}</ref>
|-----
! 18 January
| {{flagcountry|UKGBI}}
| Messrs. R. Wood & Sons
| [[Maryport]]
| '''''Anne Logan'''''
| [[Barque]]
| For John Logan.<ref name=LM280151a>{{Cite news |title=Local Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=28 January 1851 |issue=2262 }}</ref>
|-----
! 18 January
| {{flagcountry|UKGBI}}
| Stiven
| [[location]]
| '''''Abbott'''''
| [[Barque]]
| For Mr. Dickson.<ref name=AJ290151>{{Cite news |title=Arbroath |newspaper=Aberdeen Journal |location=Aberdeen |date=29 January 1851 |issue= }}</ref>
|-----
! 18 January
| {{flagcountry|UKGBI}}
| Messrs. Chisholm, Simpson, Peter & Co.
| [[Arbroath]]
| '''''Isabella Scott'''''
| [[Brig]]
| For Scott & Cooper.<ref name=AJ290151/><ref name=LM280151>{{Cite news |title=Multum in Parvo |newspaper=Liverpool Mercury |location=Liverpool |date=28 January 1851 |issue=2262 }}</ref>
|-----
! 18 January
| {{flagcountry|UKGBI}}
| Messrs. P. Challoner & Sons
| [[Liverpool]]
| '''''The Monarchy'''''
| [[Merchantman]]
| For Messrs. Brown & Harrison and Messrs. James Browne & Co.<ref name=LM210151>{{Cite news |title=Ship Launches |newspaper=Liverpool Mercury |location=Liverpool |date=21 January 1851 |issue=2260 }}</ref>
|-----
! 18 January
| {{flagcountry|UKGBI}}
| Clarke
| [[Liverpool]]
| '''''The Shand'''''
| [[Merchantman]]
| For Mr. Shand and others.<ref name=LM210151/>
|-----
! 19 January
| {{flag|Chile}}
| Juan Duprat Shipyard
| [[Valparaíso]]
| '''{{ship|Chilean corvette|Constitución|1851|2}}'''
| [[Corvette]]
| For [[Chilean Navy]].
|-----
! 21 January
| {{flagcountry|UKGBI}}
| Messrs. Brr & Sherer
| [[Ardrossan]]
| '''''Anna Dorothea'''''
| [[Merchantman]]
| For Barbor & Rotheron.<ref name=GH270151>{{Cite news |title=Launch at Ardrossan |newspaper=Glasgow Heald |location=Glasgow |date=27 January 1851 |issue=5008 }}</ref>
|-----
! January
| {{flag|United States|1848}}
| Jabez Williams
| [[Williamsburg, New York]]
| '''''Eclipse'''''
| [[Clipper]]
| For Thomas Wardle and Booth & Edgar.<ref name=Times210151>{{Cite newspaper The Times |title=American Clipper Ship for the China Trade |date=21 January 1851 |page=4 |issue=20704 |column=E }}</ref>
|-----
! January
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Erromanga''''' 
| [[Barque]]
| For R. Hansell.<ref name=Searlep123/><ref name=NC100151>{{Cite news |title=Marine Intelligence |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=10 January 1851 |issue=9188 }}</ref>
|-----
! January
| {{flagcountry|UKGBI}} 
| Ratcliffe & Co., or Ratcliffe & Spence
| [[Sunderland, County Durham|Sunderland]]
| '''''McLaren''''' 
| [[Snow (ship)|Snow]]
| For J. Tindell.<ref name=Searlep123/><ref name=Searlep076/>
|-----
! January
| {{flagcountry|UKGBI}} 
| Buchanan & Gibson
| [[Sunderland, County Durham|Sunderland]]
| '''''Morning Star''''' 
| [[Merchantman]]
| For J. Gibson.<ref name=Searlep123/>
|-----
! January
| {{flagcountry|UKGBI}} 
| Richard Wilkinson
| [[Sunderland, County Durham|Sunderland]]
| '''''Palmyra''''' 
| [[snow (ship)|Snow]]
| For Mr. Thompson.<ref name=Searlep123/><ref name=Searlep095>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland095.html |title=SHIPBUILDERS - PAGE 36 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! January
| {{flag|United States|1848}}
| D. McKay
| [[East Boston, Massachusetts]]
| '''''Staghound'''''
| [[Clipper]]
| For Messrs George E. Upton and Sampson & Tappan.<ref name=Times300151>{{Cite newspaper The Times |title=The Clipper Ships of America |date=20 January 1851 |pages=8-9 |issue=20712 |column=F, A }}</ref>
|-----
! 3 February
| {{flagcountry|UKGBI}}
| Messrs. Walter Hood & Co.
| [[Aberdeen]]
| '''''Abergeldie'''''
| [[Clipper]]
| For George Leslie.<ref name=AJ050251>{{Cite news |title=Launch |newspaper=Aberdeen Journal |location=Aberdeen |date=5 February 1851 |issue=5378 }}</ref>
|-----
! 4 February
| {{flagcountry|UKGBI}}
| George Cox
| [[Bideford]]
| '''''Admiral Grenfell'''''
| [[Barque]]
| For private owner.<ref name=LM070251>{{Cite news |title=Launch of a Spendid Clipper Barque |newspaper=Liverpool Mercury |location=Liverpool |date=7 February 1851 |issue=2265 }}</ref>
|-----
! 5 February 
| {{flag|United States|1848}}
| [[Jacob Aaron Westervelt|Westervelt]] & Mackay
| [[New York City|New York]]
| [[N.B. Palmer (clipper)|'''''N.B. Palmer''''']]
| [[Clipper|Extreme clipper]]
| For [[Abiel Abbot Low|A.A. Low & Brother]].<ref>{{Cite web |last=Bruzelius |first=Lars |title=''N.B. Palmer'' |work=Clipper Ships: N.B. Palmer (1851) |publisher=The Virtual Maritime Archives |date=5 April 1996 |url=http://www.bruzelius.info/Nautica/Ships/Clippers/NB_Palmer%281851%29.html |access-date=8 May 2010 }}</ref>
|-----
! 5 February
| {{flagcountry|UKGBI}}
| [[scotts of Greenock|Messrs. John Scott & Sons]]
| [[Greenock]]
| '''''Taymouth Castle'''''
| [[Full-rigged ship]]
| For Glasgow & Calcutta Line.<ref name=GH070251>{{Cite news |title=Launch of the "Taymouth Castle" |newspaper=Glasgow Herald |location=Glasgow |date=7 February 1851 |issue=5011 }}</ref>
|-----
! 8 February
| {{flagcountry|UKGBI}}
| Messrs. Thompson & Kirwan
| [[Belfast]]
| '''''Milenka'''''
| [[Barque]]
| For private owner.<ref name=BNL120251>{{Cite news |title=Ship-Building in Belfast |newspaper=Belfast News-Letter |location=Belfast |date=12 February 1851 |issue=11733 }}</ref>
|-----
! 8 February 
| {{flag|United States|1848}}
| [[James O. Curtis (shipbuilder)|James O. Curtis]]
| [[Medford, Massachusetts]]
| [[Shooting Star (clipper)|'''''Shooting Star''''']]
| [[Clipper]]
| For Reed Wade & Co.<ref name = "bruzeliusbuildersma">{{Cite web |last=Bruzelius |first=Lars |title=Clipper Ships Built in the United States: Massachusetts |publisher=The Maritime History Virtual Archives | date=8 January 2000 |url=http://www.bruzelius.info/Nautica/Shipbuilding/Shipyards/Clippers%28MA%29.html|access-date= 2 August 2010 }}</ref>
|-----
! 15 February
| {{flagcountry|UKGBI}}
| Messrs. Kennedy & Co.
| [[Whitehaven]]
| '''''Braganza'''''
| [[Full-rigged ship]]
| For Messrs. A. W. Lyons.<ref name=LM210251>{{Cite news |title=Local Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=21 February 1851 |issue=2269 }}</ref>
|-----
! 16 February
| {{flagcountry|UKGBI}}
| Bowman and Drummond
| [[Blyth, Northumberland|Blyth]]
| '''''Dawsons'''''
| [[snow (ship)|Snow]]
| For Dawson & Shepherd.<ref name=Dawsons>{{cite web |url=http://shippingandshipbuilding.uk/view.php?year_built=&builder=10061&a1Page=3&ref=207937&vessel=DAWSONS |title=Dawsons |publisher=Shipping & Shipbuilding Research Trust |accessdate=3 October 2024 }}</ref>
|-----
! 17 February
| {{flagcountry|UKGBI}}
| Messrs. Napier
| [[Glasgow]]
| '''{{SS|Arabian|1851|2}}'''
| [[Steamship]]
| For Glasgow and Liverpool Shipping Company,<ref name=LM210251/> or Messrs. Henry Dixon & Co.<ref name=LM21035151>{{Cite news |title=Local Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=21 March 1851 |issue=2277 }}</ref>
|-----
! 18 February
| {{flagcountry|UKGBI}}
| [[barclay Curle|Messrs. Barclay and Curle]].
| [[Glasgow]]
| '''''City of London'''''
| [[Barque]]
| For private owner.<ref name=BNL210251>{{Cite news |title=Launch |newspaper=Belfast News-Letter |location=Belfast |date=21 February 1851 |issue=1737 }}</ref>
|-----
! 18 February
| {{flagcountry|UKGBI}}
| Messrs. A. Duthie & Co.
| [[Aberdeen]]
| '''''James Booth'''''
| [[Full-rigged ship]]
| For private owner.<ref name=AJ190251>{{Cite news |title=Launch |newspaper=Aberdeen Journal |location=Aberdeen |date=19 February 1851 |issue=5380 }}</ref>
|-----
! 18 February
| {{flagcountry|UKGBI}}
| Robert Innes
| [[Leith]]
| '''''John Buchanan'''''
| [[Barque]]
| For private owner.<ref name=CM200251>{{Cite news |title=Ship Launch - Leith |newspaper=Caledonian Mercury |location=Edinburgh |date=20 February 1851 |issue=20069 }}</ref>
|-----
! 18 February
| {{flagcountry|UKGBI}}
| John Westacott
| [[Barnstaple]]
| '''''Uruguay'''''
| [[Merchantman]]
| For Messrs. Dennison,<ref name=TEFP200251>{{Cite news |title=Barnstaple |newspaper=Trewman's Exeter Flying Post |location=Exeter |date=20 February 1851 |issue=4445 }}</ref> or Messrs. James Poole & Company.<ref name=LM250251>{{Cite news |title=Ship Launch |newspaper=Liverpool Mercury |location=Liverpool |date=25 February 1851 |issue=2270 }}</ref>
|-----
! 19 February
| {{flagcountry|UKGBI}}
| Messrs. White
| [[Cowes]]
| '''{{SS|Shapere|1851|2}}'''
| [[Steamship]]
| For Ottoman Government.<ref name=HPT220251>{{Cite news |title=Cowes |newspaper=Hampshire/Portsmouth Telegraph |location=Portsmouth |date=22 February 1851 |issue=2681 }}</ref>
|-----
! February
| {{flagcountry|UKGBI}}
| Messrs. Miller, Ravenhill & Co.
| [[Blackwall, London|Blackwall]]
| '''{{PS|Prince Arthur|Miller, Ravenhill, 1851|2}}'''
| [[Paddle steamer]]
| For Dublin and Holyhead Steam Packet Company.<ref name=LM180251>{{Cite news |title=Launch of a Model British Steam-ship |newspaper=Liverpool Mercury |location=Liverpool |date=18 February 1851 |issue=2268 }}</ref>
|-----
! February
| {{flagcountry|UKGBI}} 
| Booth & Blakelock
| [[Sunderland, County Durham|Sunderland]]
| '''''Mansaniello''''' 
| [[Barque]]
| For Mr. Huntley.<ref name=Searlep123/>
|-----
! February
| {{flagcountry|UKGBI}} 
| Austin & Mills
| [[Sunderland, County Durham|Sunderland]]
| '''''Ulrica''''' 
| [[snow (ship)|Snow]]
| For Austin & Co.<ref name=Searlep123/><ref name=Searlep044/>
|-----
! 3 March
| {{flagcountry|UKGBI}} 
| William Pile Jr.
| [[Sunderland, County Durham|Sunderland]]
| '''''Chowringhee''''' 
| [[Full-rigged ship]]
| For John Hay.<ref name=Searlep123/><ref name=Searlep076>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland076.html |title=SHIPBUILDERS - PAGE 26 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! 3 March
| {{flagcountry|UKGBI}} 
| Robert Thompson & Sons
| [[Sunderland, County Durham|Sunderland]]
| '''''Lucy''''' 
| [[Merchantman]]
| For White & Co.<ref name=Searlep123/>
|-----
! 5 March
| {{flagcountry|UKGBI}}
| Messrs. John Reid & Co.
| [[Port Glasgow]]
| '''{{PS|Herald|1851|2}}'''
| [[Paddle Steamer]]
| For private owner.<ref name=GH070351>{{Cite news |title=Launch at Port-Glasgow |newspaper=Glasgow Herald |location=Glasgow |date=7 March 1851 |issue=5019 }}</ref>
|-----
! 5 March
| {{flagcountry|UKGBI}}
| Thomas Hopkirk
| [[Whitby]]
| '''''Hilda'''''
| [[Brig]]
| For Messrs. Leng, Weightt, and Harrison.<ref name=HP070351>{{Cite news |title=Whitby |newspaper=Hull Packet |location=Hull |date=7 March 1851 |issue=3453 }}</ref>
|-----
! 17 March
| {{flagcountry|UKGBI}}
| Messrs. Hall
| [[Footdee]]
| '''''Chrysolite'''''
| [[Full-rigged ship]]
| For private owner.<ref name=AJ190351>{{Cite news |title=Launch |newspaper=Aberdeen Journal |location=Aberdeen |date=19 March 1851 |issue=5384 }}</ref>
|-----
! 17 March
| {{flag|United States|1848}}
| 
| [[Somerset, New York]]
| '''''Rip van Winkle'''''
| [[Packet ship]]
| For Messrs. Eagle & Co.<ref name=LM080451>{{Cite news |title=Foreign Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=8 April 1851 |issue=2282 }}</ref>
|-----
! 17 March
| {{flagcountry|UKGBI}}
| Tay Shipbuilding Company
| [[Dundee]]
| '''''Margaret Ritchie'''''
| [[Brig]]
| For private owner.<ref name=AJ190351a>{{Cite news |title=Launch at Dundee |newspaper=Aberdeen Journal |location=Aberdeen |date=19 March 1851 |issue=5384 }}</ref>
|-----
! 18 March
| {{flagcountry|UKGBI}}
| Fincham
| [[Sheerness Dockyard]]
| '''{{HMS|Miranda|1851|2}}'''
| [[Sloop-of-war]]
| For [[Royal Navy]].<ref name=Times260552>{{Cite newspaper The Times |title=Naval Intelligence |date=26 May 1852 |page=8 |issue=21125 |column=F }}</ref><!--ref for builder-->
|-----
! 18 March
| {{flagcountry|UKGBI}}
| 
| [[HMNB Devonport|Devonport Dockyard]]
| '''{{HMS|Sans Pareil|1851|2}}'''
| [[Second rate]]
| For [[Royal Navy]].
|-----
! 19 March
| {{flagcountry|UKGBI}}
| Bowman and Drummond
| [[Blyth, Northumberland|Blyth]]
| '''''Humility'''''
| [[snow (ship)|Snow]]
| For Simpson & Co.<ref name=Humility>{{cite web |url=http://shippingandshipbuilding.uk/view.php?year_built=&builder=10061&a1Page=3&ref=207936&vessel=HUMILITY |title=Humility |publisher=Shipping & Shipbuilding Research Trust |accessdate=3 October 2024 }}</ref>
|-----
! 20 March
| {{flagcountry|UKGBI}}
| Messrs. Denny Bros.
| [[Dumbarton]]
| '''{{SS|Orontes|1851|2}}'''
| [[Steamship]]
| For Messrs. James Moss & Co.<ref name=LM280351>{{Cite news |title=Screw-steamer for the Levant |newspaper=Liverpool Mercury |location=Liverpool |date=28 March 1851 |issue=2279 }}</ref>
|-----
! 25 March
| {{flagcountry|UKGBI}}
| J. B. Mansfield
| [[Teignmouth]]
| '''''Mystery'''''
| [[Brigantine]]
| For Mr. Boden.<ref name=TEFP270351>{{Cite news |title=Teignmouth |newspaper=Trewman's exeter Flyin |location= |date= 1851 |issue= }}</ref>
|-----
! 31 March
| {{flagcountry|UKGBI}}
| 
| [[Pembroke Dockyard]]
| '''{{HMS|Barracouta|1851|2}}'''
| [[Paddle steamer|Paddle]] [[sloop-of-war|sloop]]
| For [[Royal Navy]].
|-----
! March
| {{flagcountry|UKGBI}} 
| Taylor & Son
| [[Sunderland, County Durham|Sunderland]]
| '''''Axe''''' 
| [[Schooner]]
| For Taylor & Son.<ref name=Searlep123/><ref name=Searlep083>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland083.html |title=SHIPBUILDERS - PAGE 32 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! 2 April
| {{flagcountry|UKGBI}}
| William Briggs
| [[Galmpton, Torbay|Galmpton Kiln]]
| '''''The Betsey'''''
| [[Barque]]
| For private owner.<ref name=TEFP100451>{{Cite news |title=Brixham |newspaper=Trewman's Exeter Flying Post |location=Exeter |date=10 April 1851 |issue=4451 }}</ref>
|-----
! 4 April 
| [[file:Flag of the British East India Company (1801).svg|22px]] [[Company rule in India|India]] 
| 
| [[Bombay]]
| '''{{PS|Falkland|1851|2}}'''
| [[Paddle steamer]]
| For private owner.{{sfn|Wadia|1986|p=348}}
|-----
! 5 April
| {{flag|United States|1848}}
| Jacob Bell
| [[New York City|New York]]
| '''{{SS|Pioneer|1851|2}}'''
| [[Steamship]]
| For Messrs. Spofford, Tileston & Co.<ref name=Times220451>{{Cite newspaper The Times |title=America |date=22 April 1851 |page=5 |issue=20782 |column=A-B }}</ref><ref name=LM220451>{{Cite news |title=Foreign Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=22 April 1851 |issue=2286 }}</ref>
|-----
! 5 April 
| {{flag|United States|1848}}
| George Raynes
| [[Portsmouth, New Hampshire]]
| [[Witch of the Wave (clipper)|'''''Witch of the Wave''''']]
| [[Clipper|Extreme clipper]]
| For [[Glidden & Williams]], [[East Boston]].{{Sfn|Crothers|1997|page=not cited}}
|-----
! 15 April 
| {{flag|United States|1848}}
| [[Donald McKay]]
| [[East Boston, Massachusetts]]
| [[Flying Cloud (clipper)|'''''Flying Cloud''''']]
| [[Clipper|Extreme clipper]]
| For [[Grinnell, Minturn & Co]].<ref>{{Cite web |last=Bruzelius |first=Lars |title=''Flying Cloud'' | work=Sailing Ships: Flying Cloud (1851) |publisher=The Virtual Maritime Archives |date=14 December 2003  |url=http://www.bruzelius.info/Nautica/Ships/Clippers/Flying_Cloud%281851%29.html |access-date=8 May 2010 }}</ref>
|-----
! 16 April
| {{flagcountry|UKGBI}}
| Webster
| [[Fraserburgh]]
| '''Eliza'''
| [[Barque]]
| For Charles McBeath and others.<ref name=AJ230451>{{Cite news |title=Fraserburgh |newspaper=Aberdeen Journal |location=Aberdeen |date=23 April 1851 |issue=5389 }}</ref>
|-----
! 16 April
| {{flagcountry|UKGBI}}
| Thomas Toward
| [[Newcastle upon Tyne]]
| '''{{SS|Keera|1851|2}}'''
| [[Steamship]]
| For H. G. Smith.<ref name=NC180451>{{Cite news |title=Iron Shipbuilding |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=18 April 1851 |issue=9202 }}</ref>
|-----
! 16 April
| {{flagcountry|UKGBI}}
| 
| [[Amlwch]]
| '''''Martha Gertrude'''''
| [[smack (ship)|Smack]]
| For private owner.<ref name=NWC190451/>
|-----
! 16 April
| {{flagcountry|UKGBI}}
| 
| [[Amlwch]]
| '''''Ocean Monarch'''''
| [[Schooner]]
| For private owner.<ref name=NWC190451/>
|-----
! 16 April
| {{flagcountry|UKGBI}}
| [[Tod & McGregor|Messrs. Tod & McGregor]]
| [[Partick]]
| '''{{SS|Prince Arthur|Tod & McGregor, 1851|2}}'''
| [[Steamship]]
| For Cork and Queenstown Steam Boat Company.<ref name=GH180451>{{Cite news |title=Glasgow, April 18 |newspaper=Glasgow Herald |location=Glasgow |date=18 April 1851 |issue=5031 }}</ref>
|-----
! 16 April
| {{flagcountry|UKGBI}}
| 
| [[Amlwch]]
| '''''Roseina'''''
| [[Schooner]]
| For private owner.<ref name=NWC190451>{{Cite news |title=Launches |newspaper=North Wales Chronicle |location=Bangor |date=19 April 1851 |issue=1247 }}</ref>
|-----
! 17 April
| {{flagcountry|UKGBI}}
| Robinson & Russell
| [[Limehouse]]
| '''{{PS|Baron Osy|1851|2}}'''
| [[Paddle steamer]]
| For Antwerp Steam Navigation Company.<ref name=DN180451>{{Cite news |title=Launch at Limehouse |newspaper=Daily News |location=London |date=18 April 1851 |issue=1529 }}</ref>
|-----
! 17 April
| {{flagcountry|UKGBI}}
| Lamport
| [[Workington]]
| '''''Dinapore'''''
| [[East Indiaman]]
| For Messrs. W. S. Lindsay & Co.<ref name=DN210451>{{Cite news |title=Launch of an East Indiaman at Workington |newspaper= |location= |date= 1851 |issue= }}</ref>
|-----
! 17 April 
| [[file:Flag of the British East India Company (1801).svg|22px]] [[Company rule in India|India]] 
| 
| [[Bombay]]
| '''{{SS|Indus|1851|2}}'''
| [[Steamship]]
| For [[British East India Company]].{{Sfn|Wadia|1986|p=348}}
|-----
! 23 April
| {{flagcountry|UKGBI}}
| Mansfield
| [[Teignmouth]]
| '''Blue Bell'''
| [[Yacht]]
| For private owner.<ref name=TEFP240451>{{Cite news |title=Teignmouth |newspaper=Trewman's Exeter Flying Post |location=Exeter |date=24 April 1851 |issue=4453 }}</ref>
|-----
! 23 April
| {{flagcountry|UKGBI}}
| Mansfield
| [[Teignmouth]]
| '''''Captain Roebuck'''''
| [[Yacht]]
| For private owner.<ref name=TEFP240451/>
|-----
! 23 April
| {{flagcountry|UKGBI}}
| Mansfield
| [[Teignmouth]]
| '''''Yachting'''''
| [[Yacht]]
| For private owner.<ref name=TEFP240451/>
|-----
! 26 April
| {{flagcountry|UKGBI}}
| 
| [[Woolwich Dockyard]]
| '''{{HMS|Prince of Wales|1851|2}}'''
| [[model ship|Model]] [[frigate]]
| For [[Royal Navy]]; exhibited on [[The Serpentine]] as part of the [[Great Exhibition]].<ref name=DN280451>{{Cite news |title=Woolwich, April 27 |newspaper=Daily News |location=London |date=28 April 1851 |issue=1537 }}</ref>
|-----
! 30 April
| {{flagcountry|UKGBI}}
| 
| [[Pembroke Dockyard]]
| '''{{HMS|Valorous|1851|2}}'''
| {{sclass|Magicienne|frigate|||1849}}
| For [[Royal Navy]].
|-----
! April
| {{flagcountry|UKGBI}} 
| W. Spowers
| [[Sunderland, County Durham|Sunderland]]
| '''''Felicity''''' 
| [[Barque]]
| For Mr. Robinson.<ref name=Searlep123/><ref name=Searlep082>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland082.html |title=SHIPBUILDERS - PAGE 31 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! April
| {{flagcountry|UKGBI}} 
| Austin & Mills
| [[Sunderland, County Durham|Sunderland]]
| '''''Jason''''' 
| [[Snow (ship)|Snow]]
| For Mr. Graydon.<ref name=Searlep123/><ref name=Searlep044>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland044.html |title=SHIPBUILDERS - PAGE 5 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! April
| {{flagcountry|UKGBI}} 
| W. Petrie
| [[Sunderland, County Durham|Sunderland]]
| '''''Saxon Maid''''' 
| [[Barque]]
| For Bradley & Co.<ref name=Searlep123/><ref name=Searlep071>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland071.html |title=SHIPBUILDERS - PAGE 24 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! 1 May
| {{flag|United States|1848}}
| John Taylor
| [[Medford, Massachusetts]]
| [[Syren (clipper)|'''''Syren''''']]
| [[Clipper|Extreme clipper]]
| For Silsbee & Pickman.{{sfn|Crothers|1997|page=not cited}}
|-----
! 1 May
| {{flagcountry|UKGBI}}
| 
| [[Woodbridge, Suffolk|Woodbridge]]
| '''''Helen'''''
| [[Yacht]]
| For G. E. Manby.<ref name=IJ030551>{{Cite news |title=Woodbridge |newspaper=Ipswich Journal |location=Ipswich |date=3 May 1851 |issue=5843 }}</ref>
|-----
! 1 May
| [[file:Flag of the British East India Company (1801).svg|22px]] [[Company rule in India|India]] 
| 
| [[Bombay]]
| '''{{ship|HEIC ship|Zenobia|1851|2}}'''
| [[Paddle steamer|Paddle]] [[frigate]]
| For [[British East India Company]]'s Bombay and Suez Line.{{Sfn|Wadia|1986|p=349}}<ref name=AJ180651>{{Cite news |title=Weekly Compendium |newspaper=Aberdeen Journal |location=Aberdeen |date=18 June 1851 |issue=5397 }}</ref>
|-----
! 3 May
| {{flag|United States|1848}}
| [[William H. Brown (shipbuilder)|William H. Brown]]
| [[New York City|New York]]
| '''{{ship||America|yacht|2}}'''
| [[Yacht]]
| For [[John Cox Stevens]].
|-----
! 3 May
| {{flagcountry|UKGBI}}
| Charles Fort
| [[Gosport]]
| '''''Beatrice'''''
| [[Schooner]]
| For private owner.<ref name=HPT100551>{{Cite news |title=Gosport |newspaper=Hampshire/Portsmouth Telegraph |location=Portsmouth |date=10 May 1851 |issue=2692 }}</ref>
|-----
! 15 May
| {{flagcountry|UKGBI}}
| Messrs. T. & W. Smith
| [[Newcastle upon Tyne]]
| '''''Hotspur'''''
| [[East Indiaman]]
| For Messrs. Hawks & Crawshay.<ref name=NC160551>{{Cite news |title=Launch of the Hotspur, East Indiaman, at St. Peter's Dock |newspaper=Newcastle Courant |location=Newcastle upon Tune |date=16 May 1851 |issue=9206 }}</ref>
|-----
! 16 May
| {{flagcountry|UKGBI}}
| Messrs. John Reid & Co.
| [[Port Glasgow]]
| '''{{SS|Frankfort|1851|2}}'''
| [[Steamship]]
| For Messrs. Vianna, Jones & Co.<ref name=LM240551>{{Cite news |title=Launch at Port-Glasgow |newspaper=Leeds Mercury |location=Leeds |date=24 May 1851 |issue=6129 }}</ref>
|-----
! 17 May
| {{flagcountry|UKGBI}}
| Oliver
| [[Howdon]]
| '''''Marchioness of Londonderry'''''
| [[Passenger ship]]
| For Messrs. Marshall & Eldridge.<ref name=NC230551>{{Cite news |title=Launch at Howdon |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=23 May 1851 |issue=9207 }}</ref>
|-----
! 17 May
| {{flagcountry|UKGBI}}
| Pitcher
| [[Northfleet]]
| '''{{SS|Orinoco|1851|2}}'''
| [[Steamship]]
| For [[Royal Mail Steam Packet Company]].<ref name=Times190551>{{Cite newspaper The Times |title=Launch of the Orinoco West India Mail Steamer |date=19 May 1851 |page=8 |issue=20805 |column=E }}</ref>
|-----
! 17 May
| {{flagcountry|UKGBI}}
| Messrs. H. & G. Barrick
| [[Whitby]]
| '''''Pet'''''
| [[Brig]]
| For Messrs. William Chapman, Riley, & Co.<ref name=HP230551>{{Cite news |title=Whitby |newspaper=Hull Packet |location=Hull Packet |date=23 May 1851 |issue=3464 }}</ref>
|-----
! 29 May
| {{flagcountry|UKGBI}}
| 
| [[South Shields]]
| '''{{SS|Lioness|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=NC300551>{{Cite news |title=Marine Intelligence |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=30 May 1851 |issue=9208 }}</ref>
|-----
! 31 May
| [[file:Flag of the British East India Company (1801).svg|22px]] [[Company rule in India|India]] 
| 
| [[Bombay]]
| '''{{SS|Jhelum|1851|2}}'''
| [[Steamship]]
| For [[British East India Company]].{{Sfn|Wadia|1986|pp=348-49}}
|-----
! 31 May
| {{flagcountry|UKGBI}}
| Messrs. James and William Hall
| [[Aberdeen]]
| '''''The John Taylor'''''
| [[Merchantman]]
| For private owners.<ref name=AJ040651>{{Cite news |title=Local Intelligence |newspaper=Aberdeen Journal |location=Aberdeen |date=4 June 1851 |issue=5395 }}</ref>
|-----
! May
| {{flagicon|UKGBI}} [[Province of Canada]]
| G. H. Parke
| [[Quebec City|Quebec]]
| '''''Asia'''''
| [[Barque]]
| For private owner.<ref name=BNL151051>{{Cite news |title=Advertisements & Notices |newspaper=Aberdeen Journal |location=Aberdeen |date=15 October 1851 |issue=11839 }}</ref>
|-----
! May
| {{flagcountry|UKGBI}}
| 
| [[Dundee]]
| '''''Elizabeth Duncan'''''
| [[Barque]]
| For private owner.<ref name=AJ140152>{{Cite news |title=Advertisements & Notices |newspaper=Aberdeen Journal |location=Aberdeen |date=14 October 1852 |issue=5427 }}</ref>
|-----
! May
| {{flag|Jersey|old}}
| Clarke
| [[Jersey]]
| '''''Jane Pratt'''''
| [[Merchantman]]
| For Messrs. J. J. Mellhuish & Co.<ref name=LM270551>{{Cite news |title=Local Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=27 May 1851 |issue=2296 }}</ref>
|-----
! May
| {{flagcountry|UKGBI}} 
| George Short
| [[Claxheugh]]
| '''''Kate Evelyn''''' 
| [[Barque]]
| For G. Avery.<ref name=Searlep123/><ref name=Searlep079>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland079.html |title=SHIPBUILDERS - PAGE 29 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! May
| {{flagcountry|UKGBI}}
| [[Robert Napier and Sons]]
| [[Govan]]
| '''{{PS|Santiago|1851|2}}'''
| [[Paddle steamer]]
| For Pacific Steam Navigation Company.<ref name=CM120551>{{Cite news |title=Shipbuilding on the Clyde |newspaper=Caledonian Mercury |location=Edinburgh |date=12 May 1851 |issue=20092 }}</ref>
|-----
! May
| {{flagcountry|UKGBI}}
| 
| [[Cardiff]]
| '''''Taff'''''
| [[Merchantman]]
| For private owner.<ref name=LIN030851>{{Cite news |title=Disastrous Loss of a New Vessel |newspaper=Lloyd's Illustrated Newspaper |location=London |date=3 August 1851 |issue=454 }}</ref>
|-----
! 2 June
| {{flagcountry|UKGBI}} 
| W. & J Pile, or W. Pile Jr.
| [[Sunderland, County Durham|Sunderland]]
| '''''Anna Dixon''''' 
| [[Merchantman]]
| For R. Kirby.<ref name=Searlep123/>
|-----
! 2 June
| {{flagcountry|UKGBI}}
| 
| [[Woolwich Dockyard]]
| '''{{HMS|Brisk|1851|2}}'''
| [[Sloop-of-war]]
| For [[Royal Navy]].
|-----
! 2 June
| {{flagcountry|UKGBI}}
| William Camper
| [[Gosport]]
| '''''Derwent'''''
| [[Yacht]]
| For [[Albert Denison, 1st Baron Londesborough|Lord Londesborough]].<ref name=HPT070651>{{Cite news |title=Gosport |newspaper=Hampshire/Portsmouth Telegraph |location=Portsmouth |date=7 June 1851 |issue=2696 }}</ref>
|-----
! 2 June
| {{flagcountry|UKGBI}}
| White
| [[Cowes]]
| '''''Lavrack'''''
| [[cutter (ship)|Cutter yacht]]
| For Mr. Williams.<ref name=E080651>{{Cite news |title=Royal Yacht Squadron |newspaper=The Era |location=London |date=8 June 1851 |issue=663 }}</ref>
|-----
! 3 June
| {{flagcountry|UKGBI}}
| Messrs. Walter Hood & Col.
| [[Aberdeen]]
| '''''Heather Bell'''''
| [[Brig]]
| For private owner.<ref name=AJ040651/>
|-----
! 12 June
| {{flag|United States|1848}}
| Birely & Sons
| [[Philadelphia, Pennsylvania]]
| '''{{SS|Samuel S. Lewis|1851|2}}'''
| [[Steamship]]
| For Messrs. Harnden & Co.<ref name=FJ170651>{{Cite news |title=America |newspaper=Freeman's Journal |location=Dublin |date=17 June 1851 }}</ref><ref name=PC050751>{{Cite news |title=Foreign |newspaper=Preston Chronicle |location=Preston |date=5 July 1851 |issue=2027 }}</ref>
|-----
! 14 June
| {{flagcountry|UKGBI}}
| Messrs. Bilbe & Perry
| [[Rotherhithe]]
| '''''Chebucto'''''
| [[Full-rigged ship]]
| For Anderson, Thompson & Co.<ref name=NS210651>{{Cite news |title=Launch of the Thames-built Clipper Chebucto |newspaper=Northern Star |location=Leeds |date=21 June 1851 |issue=711 }}</ref><ref name=AJ250651>{{Cite news |title=A Thames-built Clipper |newspaper=Aberdeen Journal |location=Aberdeen |date=25 June 1851 |issue=5398 }}</ref><ref name=Chebucto>{{cite web |url=http://shippingandshipbuilding.uk/view.php?year_built=&builder=10951&ref=219311&vessel=CHEBUCTO |title=Chebucto |publisher=Shipping & Shipbuilding Research Trust |accessdate=29 September 2024 }}</ref>
|-----
! 14 June
| {{flag|United States|1848}}
| [[Jacob Aaron Westervelt|Westervelt & Co]].
| [[New York City|New York]]
| '''{{ship||Christian Bergh|pilot boat|2}}'''
| [[Pilot boat]]
| For New York Pilots.
|-----
! 14 June
| {{flagcountry|UKGBI}}
| [[Tod and MacGregor]]
| [[Partick]]
| '''{{SS|City of Manchester|1851|2}}'''
| [[Ocean liner]]
| For [[Inman Line]].
|-----
! 16 June
| {{flag|United States|1848}}
| Samuel Hanscomb Jr.
| [[Portsmouth, New Hampshire]]
| [[USS Nightingale (1851)|'''''Nightingale''''']]
| [[Clipper|Extreme clipper]]
| For A.F. Miller.<ref>{{Cite web |last=Bruzelius |first=Lars |title=''Nightingale'' |work=Sailing Ships: Nightingale (1851) |publisher=The Virtual Maritime Archives |date=11 January 2000 |url=http://www.bruzelius.info/Nautica/Ships/Clippers/Nightingale%281851%29.html |access-date=8 May 2010 }}</ref>
|-----
! 16 June
| {{flagcountry|UKGBI}} 
| James Laing
| [[Sunderland, County Durham|Sunderland]]
| '''''Vimiera''''' 
| [[Full-rigged ship]]
| For [[Duncan Dunbar (junior)|Duncan Dunbar]] & Sons.<ref name=Searlep123/><ref name=SMH091051>{{cite news |title=Launch of the "Vimiera" |newspaper=Sydney Morning Herald |location=Sydney |date=9 October 1851 |page=2 |url=http://www.searlecanada.org/sunderland/images14/vimiera4.jpg }}</ref>
|-----
! 20 June
| {{flag|United States|1848}}
| [[Jacob Aaron Westervelt|Westervelt]] & [[Donald McKay|McKay]]
| [[New York City|New York]]
| [[Hornet (clipper)|'''''Hornet''''']]
| [[Clipper|Extreme clipper]]
| For Chamberlain & Phelps.{{sfn|Crothers|1997|p=not cited}}
|-----
! 21 June
| {{flag|United States|1848}}
| 
| [[Williamsburg, New York]]
| '''{{SS|City of Pittsburgh|1851|2}}'''
| [[Steamship]]
| For C. Statesbreng.<ref name=LM040751a>{{Cite news |title=America |newspaper=Liverpool Mercury |location=Liverpool |date=4 July 1851 |issue=2307 }}</ref><ref name=MT090751>{{Cite news |title=Foreign Intelligence |newspaper=Manchester Times |location=Manchester |date=9 July 1851 |issue=280 }}</ref>
|-----
! 28 June
| {{flagcountry|UKGBI}}
| R. & H. Green
| [[Blackwall Yard]]
| '''{{RMS|Amazon|1851|2}}'''
| [[Paddle steamer]]
| For [[Royal Mail Steam Packet Company]].
|-----
! 28 June
| {{flagcountry|UKGBI}}
| 
| [[River Thames]]
| '''{{ship|Russian ship|Danube|1851|2}}'''
| [[Steamship]]
| For [[Imperial Russian Navy]].<ref name=BNL020751>{{Cite news |title=(untitled) |newspaper=Belfast News-Letter |location=Belfast |date=2 July 1851 |issue=11794 }}</ref>
|-----
! 28 June
| {{flagcountry|UKGBI}}
| Gutteridge
| [[Selby]]
| '''''Omega'''''
| [[Yacht]]
| For Mr. Gutteridge.<ref name=LM050751>{{Cite news |title=Selby |newspaper=Leeds Mercury |location=Leeds |date=5 July 1851 |issue=6135 }}</ref>
|-----
! June
| {{flagcountry|UKGBI}} 
| H. Carr
| Hylton <!--North or South-->
| '''''Duchess of Sutherland''''' 
| [[Merchantman]]
| For Thomas Young.<ref name=Searlep123/>
|-----
! June
| {{flagicon|UKGBI}} Unknown <!--Province of Canada, Colony of New Brunswick or Colony of Nova Scotia?-->
| 
| New Glasgow
| '''''H. C. Kidston'''''
| [[Barque]]
| For private owner.<ref name=NS270352>{{Cite news |title=(untitled) |newspaper=Northern Star |location=Leeds |date=27 March 1852 |issue=751 }}</ref>
|-----
! June
| {{flagcountry|UKGBI}}
| Marshall
| [[Ringsend]]
| '''''Phantasie'''''
| [[Schooner]]
| For private owner.<ref name=FJ140751>{{Cite news |title=Aquatics |newspaper=Freeman's Journal |location=Dublin |date=14 July 1851 }}</ref>
|-----
! 1 July
| {{flagcountry|UKGBI}}
| [[cammell Laird|John Laird]]
| [[Birkenhead]]
| '''{{SS|Janus|1851|2}}'''
| [[Steamship]]
| For Imperial Russian Government.<ref name=LM040751>{{Cite news |title=Local Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=4 July 1851 |issue=2307 }}</ref>
|-----
! 1 July
| {{flagcountry|UKGBI}}
| Messrs. Joyce & Co.
| [[Isle of Dogs]] <!--opposite HMS Dreadnought, which was a hospital ship moored at Greenwich at the time-->
| '''{{ship|SY|Kasseid Heir|1851|2}}'''
| [[Steam yacht]]
| For [[Abbas I of Egypt|Pacha of Egypt]].<ref name=DN020751>{{Cite news |title=Launch of a Steam-ship for the Pacha of Egypt |newspaper=Daily News |location=London |date=2 July 1851 |issue=1593 }}</ref>
|-----
! 2 July
| {{flagcountry|UKGBI}}
| Messrs. A. McMillan & Son
| [[Dumbarton]]
| '''''New Orleans'''''
| [[Barque]]
| For Messrs. Andrew Stewart & Co.<ref name=GH070751>{{Cite news |title=Launches |newspaper=Glasgow Herald |location=Glasgow |date=7 July 1851 |issue=5054 }}</ref>
|-----
! 2 July
| {{flagcountry|UKGBI}}
| Thomas Williams
| [[Caernarfon]]
| '''''The Wanderer'''''
| [[Yacht]]
| For Humphrey Owen.<ref name=NWC100751>{{Cite news |title=Local & Provincial Intelligence |newspaper=North Wales Chronicle |location=Bangor |date=10 July 1851 |issue=1259 }}</ref>
|-----
! 3 July
| {{flagcountry|UKGBI}}
| Messrs. Robert Steele & Co
| [[Dumbarton]]
| '''''Glaucus'''''
| [[Brig]]
| For Messrs. J. & N. Stewart.<ref name=GH070751/>
|-----
! 9 July
| {{flagcountry|UKGBI}}
| Gray
| Newhaven <!--Sussex or Edinburgh?-->
| '''{{SS|Paou Shun|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=NC180751>{{Cite news |title=Launch of a Steam Schooner |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=18 July 1851 |issue=9215 }}</ref>
|-----
! 10 July
| {{flag|United States|1851}}
| [[William H. Webb]]
| [[New York City|New York]]
| '''{{ship||Comet|clipper|2}}'''
| [[Clipper]]
| For Bucklin & Crane.
|-----
! 12 July
| {{flagcountry|UKGBI}}
| Pitcher
| [[Northfleet]]
| '''{{SS|Magdalena|1851|2}}'''
| [[Steamship]]
| For [[Royal Mail Steam Packet Company]].<ref name=Times140751>{{Cite newspaper The Times |title=Launch at Northfleet Dockyard |date=14 July 1851 |page=5 |issue=20853 |column=A }}</ref>
|-----
! 15 July
| {{flagcountry|UKGBI}}
| Messrs. Wigram & Sons
| [[Northam, Southampton|Northam]]
| '''{{SS|Parana|1851|2}}'''
| [[Steamship]]
| For [[Royal Mail Steam Packet Company]].<ref name=Times160751>{{Cite newspaper The Times |title=Launch of the Paran |date=16 July 1851 |page=8 |issue=20855 |column=E }}</ref>
|-----
! 15 July
| {{flag|United States|1851}}
| Cornelius Butler
| [[Cape Elizabeth, Maine]]
| '''''[[Snow Squall]]'''''
| [[Clipper]]
| For Charles R. Green.
|-----
! 29 July
| {{flagcountry|UKGBI}}
| Messrs. L. Kennedy & Co.
| [[Whitehaven]]
| '''''Affghan'''''
| [[East Indiaman]]
| For N. Boadle.<ref name=LM050851b>{{Cite news |title=Ship Launch |newspaper=Liverpool Mercury |location=Liverpool |date=5 August 1851 |issue=2316 }}</ref>
|-----
! 29 July
| {{flagcountry|UKGBI}}
| Messrs. H. Wood & Sons
| [[Liverpool]]
| '''''Dan Glaister'''''
| [[Schooner]]
| For private owner.<ref name=LM050851a>{{Cite news |title=(untitled) |newspaper=Liverpool Mercury |location=Liverpool |date=5 August 1851 |issue=2316 }}</ref>
|-----
! 31 July
| {{flag|France}}
| 
| [[Brest, France|Brest]]
| '''{{ship|French ship|Isis|1851|2}}'''
| [[Frigate]]
| For [[French Navy]].<ref name=Times060851>{{Cite newspaper The Times |title=The State of Europe |date=6 August 1851 |page=6 |issue=20873 |column=B-C }}</ref>
|-----
! 31 July
| {{flagcountry|UKGBI}}
| [[Robert Napier and Sons]]
| [[Govan]]
| '''''Shandon'''''
| [[Clipper]]
| For private owner.<ref name=GH040851>{{Cite news |title=Launch |newspaper=Glasgow Herald |location=Glasgow |date=4 August 1851 |issue=5062 }}</ref>
|-----
! 31 July
| {{flagcountry|UKGBI}}
| Messrs. Jordan & Getty
| [[Liverpool]]
| '''''Tubal Cain'''''
| [[Full-rigged ship]]
| For Messrs. L. H. Macintyre & Co.<ref name=LM010851>{{Cite news |title=Launch of the Ship Tubal Cain |newspaper=Liverpool Mercury |location=Liverpool |date=1 August 1851 |issue=2315 }}</ref>
|-----
! 31 July
| {{flag|Isle of Man}}
| H. Grave
| [[Peel, Isle of Man|Peel]]
| '''''Vixen'''''
| [[Schooner]]
| For private owner.<ref name=LM080851>{{Cite news |title=Multum in Parvo |newspaper=Liverpool Mercury |location=Liverpool |date=8 August 1851 |issue=2317 }}</ref>
|-----
! July
| {{flagcountry|UKGBI}}
| 
| [[Portsmouth Dockyard]]
| '''''Anchor'''''
| [[hoy (boat)|Hoy]]
| For [[Royal Navy]].<ref name=Times250751>{{Cite newspaper The Times |title=Naval Intelligence |date=25 July 1851 |page=8 |issue=20863 |column=F }}</ref>
|-----
! July
| {{flagicon|UKGBI}} [[Province of Canada]]
| 
| [[Quebec City|Quebec]]
| '''''Glasgow'''''
| [[Full-rigged ship]]
| For private owner.<ref name=LM120268>{{Cite news |title=Advertisements & Notices |newspaper=Liverpool Mercury |location=Liverpool |date=12 February 1868 |issue=6254 }}</ref>
|-----
! July
| {{flagcountry|UKGBI}} 
| Ralph Hutchinson
| [[Sunderland, County Durham|Sunderland]]
| '''''Glencoe''''' 
| [[Merchantman]]
| For Mr. Davison.<ref name=Searlep123/><ref name=Serlep059>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland059.html |title=SHIPBUILDERS - PAGE 17 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! July
| {{flagcountry|UKGBI}} 
| Buchanan & Gibson
| [[Sunderland, County Durham|Sunderland]]
| '''''Island Home''''' 
| [[Barque]]
| For John Martin.<ref name=Searlep123/>
|-----
! July
| {{flagcountry|UKGBI}} 
| Bradley & Potts
| Hylton <!--North or South?-->
| '''''Jubilee''''' 
| [[snow (ship)|Snow]]
| For Mr. Haddock.<ref name=Searlep123/>
|-----
! July
| {{flagcountry|UKGBI}} 
| Thomas Robson
| [[Claxheugh]]
| '''''Marion''''' 
| [[snow (ship)|Snow]]
| For J. Wright.<ref name=Searlep123/>
|-----
! July
| {{flagcountry|UKGBI}} 
| John Crown
| [[Southwick, Sunderland|Southwick]]
| '''''Star''''' 
| [[Merchantman]]
| For J. Crown.<ref name=Searlep123/>
|-----
! July
| {{flagcountry|UKGBI}} 
| William Carr
| Hylton <!--North or South?-->
| '''''William McGowan''''' 
| [[Merchantman]]
| For Martin & Co.<ref name=Searlep123/>
|-----
! July
| {{flagcountry|UKGBI}} 
| William Carr
| Hylton <!--North or South?-->
| '''''Zuma''''' 
| [[snow (ship)|Snow]]
| For W. Frost.<ref name=Searlep123/>
|-----
! 1 August
| {{flagcountry|UKGBI}}
| Messrs. Denny & Rankin
| [[Dumbarton]]
| '''''City of Manchester'''''
| [[Merchantman]]
| For Messrs. Jacot, Taylor and Teper.<ref name=LM050851>{{Cite news |title=Launch of a Liverpool Ship at Dumbarton |newspaper=Liverpool Mercury |location=Liverpool |date=5 August 1851 |issue=2316 }}</ref><ref name=BNL110851>{{Cite news |title=Launches at Dumbarton |newspaper=Belfast News-Letter |location=Belfast |date=11 August 1851 |issue=11811 }}</ref>
|-----
! 2 August
| {{flagcountry|UKGBI}}
| Messrs. Alexander Denny & Brother
| [[Dumbarton]]
| '''{{SS|Phœbe|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=CM070851>{{Cite news |title=New Screw Steamer |newspaper=Caledonian Mercury |location=Edinburgh |date=7 August 1851 |issue=20108 }}</ref>
|-----
! 7 August
| {{flag|United States|1851}}
| Thomas Collyer
| [[New York City|New York]]
| '''{{ship||Henry Clay|steamboat|2}}'''
| [[Paddle steamer]]
| For Thomas Collyer, William Radford & John Tallman.<ref name=DN130852>{{Cite news |title=The United States |newspaper=Daily News |location=London |date=13 August 1852 |issue=1943 }}</ref><!--ref for date of launch-->
|-----
! 13 August
| {{flagcountry|UKGBI}}
| [[Thames Ironworks and Shipbuilding Company|C. J. Mare & Co]].
| [[Leamouth]]
| '''{{HMS|Highflyer|1851|2}}'''
| {{sclass|Highflyer|corvette|0}} [[frigate]]
| For [[Royal Navy]].
|-----
! 13 August
| {{flagcountry|UKGBI}}
| [[Robert Napier and Sons]]
| [[Govan]]
| '''{{SS|Metropolitan|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=GH150851>{{Cite news |title=Launch of the Metropolitan |newspaper=Glasgow Herald |location=Glasgow |date=15 August 1851 |issue=5065 }}</ref>
|-----
! 14 August
| {{flagcountry|UKGBI}}
| Messrs. [[Tod & McGregor]]
| [[Kelvinside]]
| '''{{SS|Glasgow|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=CM141051>{{Cite news |title=Steam between Glasgow and New York - The "Glasgow" Steam-Ship |newspaper=Caledonian Mercury |location=Edinburgh |date=14 August 1851 |issue=20110 }}</ref>
|-----
! 16 August
| {{flagcountry|UKGBI}}
| Messrs. Smith & Rodger
| [[Glasgow]]
| '''{{SS|Times|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=FJ130851>{{Cite news |title=The New Screw Steam-ship "Times" |newspaper=Freeman's Journal |location=Dublin |date=13 August 1851 }}</ref>
|-----
! 23 August
| {{flagcountry|UKGBI}}
| Brown
| [[Dundee]]
| '''{{SS|Correo|1851|2}}'''
| [[Steamship]]
| For William Clark.<ref name=BNL250851>{{Cite news |title=Launch of the First Screw Steamer from Dundee |newspaper=Belfast News-Letter |location=Belfast |date=25 August 1851 |issue=11817 }}</ref>
|-----
! 25 August
| {{flagcountry|UKGBI}}
| [[Thomas Wilson Sons & Co.|Thomas Wilson, Sons, & Co]].
| [[Birkenhead]]
| '''{{ship|Brazilian frigate|Amazonas||2}}'''
| [[Paddle steamer|Paddle]] [[frigate]]
| For [[Imperial Brazilian Navy]].
|-----
! 26 August
| {{flagcountry|UKGBI}}
| John Pile
| [[Sunderland, County Durham]]
| '''''Norma'''''
| [[Clipper]]
| For Messrs. Pryde & Jones.<ref name=LM050951>{{Cite news |title=Local Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=5 September 1851 |issue= }}</ref>
|-----
! 28 August
| {{flagcountry|UKGBI}}
| John Noble
| [[Liverpool]]
| '''''Alpha'''''
| [[Sloop]]
| For Messrs. S. and L. Lloyd.<ref name=LM290851a>{{Cite news |title=Launch of a Sea-going Vessel on the Canal |newspaper=Liverpool Mercury |location=Liverpool |date=29 August 1851 |issue=2323 }}</ref>
|-----
! 28 August
| {{flagcountry|UKGBI}}
| Messrs. Coutts & Parkinson
| [[Newcastle upon Tyne]]
| '''{{SS|Thomas Hamlin|1851|2}}'''
| [[Steamship]]
| For Thomas Hamlin.<ref name=NC290851>{{Cite news |title=Launch of and Iron East Indiaman |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=29 August 1851 |issue=9221 }}</ref><ref name=AJ170951>{{Cite news |title=Weekly Compendium |newspaper=Aberdeen Journal |location=Aberdeen |date=17 September 1851 |issue=5410 }}</ref>
|-----
! 30 August
| {{flagcountry|UKGBI}}
| Messrs. Hall
| [[Footdee]]
| '''''Dunrobin Castle'''''
| [[Full-rigged ship]]
| For Messrs. Donaldson, Rose & Co.<ref name=AJ030951>{{Cite news |title=Launch |newspaper=Aberdeen Journal |location=Aberdeen |date=3 September 1851 |issue=5408 }}</ref>
|-----
! 30 August
| {{flagicon|UKGBI}} [[Province of Canada]]
| 
| [[Quebec City|Quebec]]
| '''''Georgiana'''''
| [[Full-rigged ship]]
| For private owner.<ref name=GH051251>{{Cite news |title=Advertisements & Notices |newspaper=Glasgow Herald |location=Glasgow |date=5 December 1851 |issue=5097 }}</ref>
|-----
! 31 August
| {{flagcountry|UKGBI}}
| Rowe
| [[Wapping Wharf|Wapping]]
| '''''Nil Desperandum'''''
| [[Barque]]
| For private owner.<ref name=BM060951>{{Cite news |title=Launch |newspaper=Bristol Mercury |location=Bristol |date=6 September 1851 |issue=3207 }}</ref>
|-----
! August
| {{flagcountry|UKGBI}} 
| Hodgson & Gardiner
| [[Sunderland, County Durham|Sunderland]]
| '''''Ambassador''''' 
| [[Barque]]
| For J. Moore.<ref name=Searlep123/>
|-----
! August
| {{flagicon|UKGBI}} [[Colony of New Brunswick]]
| 
| [[Miramichi, New Brunswick|Miramichi]]
| '''''Coral Isle'''''
| [[Barque]]
| For private owner.<ref name=GH311051>{{Cite news |title=Advertisements & Notices |newspaper=Glasgow Herald |location=Glasgow |date=31 October 1851 |issue=5087 }}</ref>
|-----
! August
| {{flagcountry|UKGBI}} 
| Lawson Gales
| [[Sunderland, County Durham|Sunderland]]
| '''''Rubicon''''' 
| [[Barque]]
| For George Thompson & associates.<ref name=Searlep123/><ref name=Searlep058>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland058.html |title=SHIPBUILDERS - PAGE 16 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! August
| {{flag|United States|1851}}
| John K. Hammit
| [[Kensington, Philadelphia]]
| '''''Shackamaxon'''''
| [[Packet ship]]
| For George M'Henry & Co.<ref name=LM290851>{{Cite news |title=The Packet-ship Shackamaxon |newspaper=Liverpool Mercury |location=Liverpool |date=29 August 1851 |issue=2323 }}</ref>
|-----
! August
| {{flagicon|UKGBI}} [[Colony of Nova Scotia]]
| 
| 
| '''''Tongataboo'''''
| [[Barque]]
| For private owner.<ref name=GH090252>{{Cite news |title=Advertisement & Notices |newspaper=Glasgow Herald |location=Glasgow |date=9 February 1852 |issue=5116 }}</ref>
|-----
! 1 September
| {{flag|Kingdom of Poland}}
| 
| [[Warsaw]]
| '''{{SS|Casimir|1851|2}}'''
| [[Steamship]]
| For Warsaw Steam Navigation Company.<ref name=LM031051>{{Cite news |title=Multum in Parvo |newspaper=Liverpool Mercury |location=Liverpool |date=3 October 1851 |issue= }}</ref>
|-----
! 10 September
| {{flag|United States|1851}}
| Jabez Williams and Co.
| [[New York City|New York]]
| '''{{SS|South Carolina|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=LM190851>{{Cite news |title=Foreign Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=19 August 1851 |issue=2320 }}</ref><ref name=LM270152>{{Cite news |title=Steam between Charleston and Liverpool |newspaper=Liverpool Mercury |location=Liverpool |date=27 January 1852 |issue=2366 }}</ref>
|-----
! 11 September
| {{flagcountry|UKGBI}}
| Messrs. Lucas Bros.
| [[Lowestoft]]
| '''''Kate and Emily'''''
| [[Ketch]]
| For private owner.<ref name=IJ130951>{{Cite news |title=Lowestoft |newspaper=Ipswich Journal |location=Ipswich |date=13 September 1851 |issue=5862 }}</ref>
|-----
! 11 September
| {{flagcountry|UKGBI}}
| Messrs. Charles Connell & Son
| [[Belfast]]
| '''''Oceanica'''''
| [[Barque]]
| For J. Lemon.<ref name=BNL120951>{{Cite news |title=Launch |newspaper=Belfast News-Letter |location=Belfast |date=12 September 1851 |issue=11825 }}</ref>
|-----
! 11 September
| {{flagcountry|UKGBI}}
| Jackson
| [[Middlesbrough]]
| '''{{SS|Victory|1851|2}}'''
| [[Steamship]]
| For John Strong Sr.<ref name=NC190951>{{Cite news |title=Electric Telegraph |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=19 September 1851 |issue=9224 }}</ref>
|-----
! 13 September
| [[file:Flag of the British East India Company (1801).svg|22px]] [[Company rule in India|India]] 
| 
| [[Bombay]]
| '''{{SS|Chenaub|1851|2}}'''
| [[Steamship]]
| For [[British East India Company]].{{Sfn|Wadia|1986|p=349}}
|-----
! 13 September
| {{flagcountry|UKGBI}}
| Messrs. Furley
| [[Gainsborough, Lincolnshire|Gainsborough]]
| '''{{SS|Sea Nymph|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=HP190951>{{Cite news |title=Gainsborough |newspaper=Hull Packet |location=Hull |date=19 September 1851 |issue=3481 }}</ref>
|-----
! 17 September
| {{flagcountry|UKGBI}}
| 
| [[Liverpool]]
| '''''Staffordshire'''''
| [[Packet ship]]
| For Messrs. Train & Co.<ref name=LM180951>{{Cite news |title=The New Boston Packet-ship Staffordshire |newspaper=Liverpool Mercury |location=Liverpool |date=19 September 1851 |issue=1660 }}</ref>
|-----
! 25&nbsp;September 
| {{flag|United States|1851}}
| E. & H.O. Briggs
| [[South Boston, Massachusetts]]
| [[Northern Light (clipper)|'''''Northern Light''''']]
| [[clipper|Extreme clipper]]
| For James Huckins.<ref>{{Cite web |last=Bruzelius |first=Lars |title=Sailing Ships:"Northern Light" (1851) | publisher = The Virtual Maritime Archives |date=23 January 1997 |url=http://www.bruzelius.info/Nautica/Ships/Clippers/Northern_Light%281851%29.html |access-date=8 May 2010 }}</ref>
|-----
! 26 September
| {{flagcountry|UKGBI}}
| Wilson
| [[Birkenhead]]
| '''{{ship|Brazilian ship|Brazil|1851|2}}'''
| [[paddle steamer|Paddle]] [[frigate]]
| For [[Imperial Brazilian Navy]].<ref name=Times270951>{{Cite newspaper The Times |title=Launch of a Brazilian Frigate |date=27 September 1851 |page=5 |issue=20918 |column=F }}</ref>
|-----
! 27 September
| {{flagcountry|UKGBI}}
| Messrs. Patterson
| [[Bristol]]
| '''{{RMS|Demerara|1851|2}}'''
| [[Paddle steamer]]
| For Royal West India Mail Steam Packet Company.<ref name=Times300951>{{Cite newspaper The Times |title=Launch of the Demerara Royal Mail Steamer |date=30 September 1851 |page=6 |issue=20920 |column=D }}</ref>
|-----
! 29 September
| {{flagcountry|UKGBI}}
| Messrs. John Reid & Co.
| [[Port Glasgow]]
| '''{{SS|Tiber|1851|2}}'''
| [[Steamship]]
| For [[bibby Line|Messrs. John Bibby & Sons]].<ref name=LM071051>{{Cite news |title=Launch of a Screw Steamer |newspaper=Liverpool Mercury |location=Liverpool |date=7 October 1851 |issue=2334 }}</ref>
|-----
! September
| {{flagcountry|UKGBI}} 
| John Smith
| [[Sunderland, County Durham|Sunderland]]
| '''''Dumfriesshire''''' 
| [[Barque]]
| For John Martin.<ref name=Searlep123/>
|-----
! 10 October
| {{flag|France}} 
| 
| [[Rochefort, Charente-Maritime|Rochefort]]
| '''{{ship|French ship|La Constantine|1851|2}}'''
| [[Corvette]]
| For [[French Navy]].<ref name=Constantine>{{cite web |url=https://threedecks.org/index.php?display_type=show_ship&id=20589 |title=French corvette 'La Constantine' (1851) |publisher=Threedecks |accessdate=12 November 2023 }}</ref>
|-----
! 11 October 
| {{flagcountry|UKGBI}}
| Robert Ritson & Co.
| [[Maryport]]
| '''Dalemain'''
| [[Barque]]
| For David Laidman.<ref name=LM141051>{{Cite news |title=Ship Launch |newspaper=Liverpool Mercury |location=Liverpool |date=14 October 1851 |issue=2336 }}</ref>
|-----
! 22 October
| {{flagcountry|UKGBI}}
| J. White
| [[Cowes]]
| '''''May Fly'''''
| [[Schooner]]
| For [[Hyde Parker (Royal Navy officer, born 1784)|Hyde Parker]].<ref name=MC251051>{{Cite news |title=Royl Yacht Squadron |newspaper=Morning Chronicle |location=London |date=25 October 1851 |issue=26479 }}</ref>
|-----
! 23 October
| {{flagcountry|UKGBI}}
| Messrs. John Reid & Co.
| [[Port Glasgow]]
| '''{{SS|Bordeaux|1851|2}}'''
| [[Steamship]]
| For Van Hoey Smith.<ref name=GH271051>{{Cite news |title=Greenock |newspaper=Glasgow Herald |location=Glasgow |date=27 October 1851 |issue=5086 }}</ref>
|-----
! 25 October
| {{flagcountry|UKGBI}}
| Messrs. Millar, Ravenhill & Co.
| [[Walker, Newcastle upon Tyne|Low Walker]]
| '''{{SS|Chusan|1851|2}}'''
| [[Steamship]]
| For [[Peninsular and Oriental Steam Navigation Company]].<ref name=Times29a051>{{Cite newspaper The Times |title=The River Tyne. - Newcastle, Oct. 25 |date=29 October 1851 |page=7 |issue=20945 |column=F }}</ref><ref name=NC311051>{{Cite news |title=Launch of an Iron Screw Steamer on the Tyne |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=31 October 1851 |issue=9230 }}</ref>
|-----
! 25 October
| {{flag|United States|1851}}
| [[Isaac C. Smith]]
| [[Hoboken, New Jersey]]
| '''{{ship||Hurricane|clipper|2}}'''
| [[clipper|Extreme clipper]]
| For C. W. & A. Thomas.
|-----
! October
| {{flagcountry|UKGBI}}
| [[Cammell Laird|Laird]]
| [[Birkenhead]]
| '''{{SS|Clarence|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=LM311051>{{Cite news |title=Launch at Birkenhead |newspaper=Liverpool Mercury |location=Liverpool |date=31 October 1851 |issue=2341 }}</ref>
|-----
! October
| {{flagicon|UKGBI}} [[Colony of New Brunswick]]
| 
| [[Miramichi, New Brunswick|Miramichi]]
| '''''Fleetwood'''''
| [[Barque]]
| For private owner.<ref name=LM100852>{{Cite news |title=Advertisements & Notices |newspaper=Liverpool Mercury |location=Liverpool |date=10 August 1852 |issue=2422 }}</ref>
|-----
! October
| {{flagcountry|UKGBI}}
| Chidlaw Roberts
| [[Dolgelley]]
| '''''Jenny Jones'''''
| [[smack (ship)|Smack]]
| For Robert Jones.<ref name=NWC161051>{{Cite news |title=Launch at Dolgelley |newspaper=North Wales Chronicle |location=Bangor |date=16 October 1851 |issue=1273 }}</ref>
|-----
! October
| {{flag|United States|1851}}
| 
| [[Boston Navy Yard]]
| '''{{USS|Princeton|1851|2}}'''
| [[Steamship]]
| For [[United States Navy]].
|-----
! October
| {{flagicon|Russian Empire}} [[Grand Duchy of Finland]]
| [[Åbo Skeppswarf|Gamla Warfsbolaget]]
| [[Åbo]]
| '''{{ship|Russian frigate|Rurik|1851|2}}'''
| [[Frigate]]
| For [[Imperial Russian Navy]].
|-----
! 3 November
| {{flagcountry|UKGBI}}
| Messrs. Lunell & Co.
| [[Bristol]]
| '''{{SS|Fearless|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=BM081151>{{Cite news |title=Launch of the Fearless |newspaper=Bristol Mercury |location=Bristol |date=8 November 1851 |issue=3216 }}</ref>
|-----
! 5 November
| {{flagcountry|UKGBI}}
| Messrs. Brown
| [[Montrose, Angus|Montrose]]
| '''''Pandora'''''
| [[Smack (ship)|Smack]]
| For private owner.<ref name=AJ121151>{{Cite news |title=Montrose. - Launch |newspaper=Aberdeen Journal |location=Aberdeen |date=12 November 1851 |issue=5418 }}</ref>
|-----
! 10 November
| {{flagcountry|UKGBI}}
| Messrs. Smith & Rodger
| [[Govan]]
| '''{{SS|Clyde|1851|2}}'''
| [[Steamship]]
| For [[Carron Company]].<ref name=GH141151>{{Cite news |title=Launch |newspaper=Glasgow Herald |location=Glasgow |date=14 November 1851 |issue=5091 }}</ref>
|-----
! 13 November
| {{flagcountry|UKGBI}}
| Mansfield
| [[Teignmouth]]
| '''''Bonita'''''
| [[Schooner]]
| For T. R. Matthews.<ref name=TEFP201151>{{Cite news |title=Teignmouth |newspaper=Trewman's Exeter Flying Post |location=Exeter |date=20 November 1851 |issue=4483 }}</ref>
|-----
! 14 November
| {{flag|United States|1851}}
| [[Jacob Aaron Westervelt|Westervelt]] & [[Donald McKay|McKay]]
| [[New York City|New York]]
| '''{{ship||Enchantress|pilot boat|2}}'''
| [[Pilot boat]]
| For John Maginn.
|-----
! 22 November
| {{flag|United States|1851}}
| 
| Somerset
| '''''Governor Morton'''''
| [[Merchantman]]
| For Everett & Brown.<ref name=LM231251>{{Cite news |title=Latest News |newspaper=Liverpool Mercury |location=Liverpool |date=23 December 1851 |issue=2356 }}</ref>
|-----
! 22 November
| {{flagcountry|UKGBI}}
| Barkas
| [[Sunderland, County Durham|Sunderland]]
| '''''Naragana'''''
| [[Full-rigged ship]]
| For John Dobson and David Cowan.<ref name=NC281151>{{Cite news |title=(untitled) |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=28 November 1851 |issue=9234 }}</ref>
|-----
! 24 November
| {{flagcountry|UKGBI}}
| C. Lamport
| [[Workington]]
| '''''Cambalie'''''
| [[Chinaman]]
| For John Aikin.<ref name=LM021251>{{Cite news |title=Ship Launches at Workington |newspaper=Liverpool Mercury |location=Liverpool |date=2 December 1851 |issue=2350 }}</ref>
|-----
! 24 November
| {{flagcountry|UKGBI}}
| Messrs. Peile, Scott & Co.
| [[Workington]]
| '''''Sea Horse'''''
| [[East Indiaman]]
| For Messrs. Potter & Co.<ref name=LM021251/>
|-----
! 24 November
| {{flagcountry|UKGBI}}
| Messrs. Rennie, Johnstone & Co.
| [[Liverpool]]
| '''''Wild Flower'''''
| [[Full-rigged ship]]
| For Mr. Anderson.<ref name=LM281151>{{Cite news |title=Liverpool, November 26 |newspaper=Liverpool Mercury |location=Liverpool |date=28 November 1851 |issue=5095 }}</ref>
|-----
! 26 November
| {{flagcountry|UKGBI}} 
| James Laing
| [[Sunderland, County Durham|Sunderland]]
| '''''City of Kandy''''' 
| [[Barque]]
| For Cowie & Co.<ref name=Searlep123/>
|-----
! 26 November
| {{flagcountry|UKGBI}}
| Messrs. A. M'Millan & Son
| [[Dumbarton]]
| '''''Isabella Kerr'''''
| [[West Indiaman]]
| For John Kerr.<ref name=GH081251>{{Cite news |title=Launch at Dumbarton |newspaper=Glasgow Herald |location=Glasgow |date=8 December 1851 |issue=5098 }}</ref>
|-----
! November
| {{flag|United States|1851}}
| [[James O. Curtis (shipbuilder)|James O. Curtis]]
| [[Medford, Massachusetts]]
| [[Antelope of Boston|'''''Antelope''''']]
| [[Clipper|Medium clipper]]
| For William Lincoln and Co., [[Boston]].{{sfn|Crothers|1997|pp=xii, etc}}{{sfn|Gleason|1937|p=73}}{{sfn|Howe|Matthews|1986|pp=13-14}}
|-----
! November <!--21 or 22, per source-->
| {{flagcountry|UKGBI}}
| 
| [[Liverpool]]
| '''''Bella'''''
| [[Merchantman]]
| For Messrs. Vining & Co.<ref name=BM050773>{{Cite news |title=The Tichborne Trial |newspaper=Bristol Mercury |location=Bristol |date=5 July 1873 |issue=4343 }}</ref><ref name=RN060773>{{Cite news |title=The Tichborne Case |newspaper=Reynolds's Newspaper |location=London |date=6 July 1873 |issue=1195 }}</ref>
|-----
! November
| [[File:Gdansk flag.svg|22px]] [[Danzig]] 
| J. W. Klawitter
| [[danzig|Dantzig]]
| '''{{SMS|Danzig|1851|2}}'''
| [[Paddle steamer|Paddle]] [[corvette]]
| For [[Prussian Navy]].<ref name=MC201151>{{Cite news |title=Prussia |newspaper=Morning Chronicle |location=London |date=20 November 1851 |issue=26501 }}</ref><!--ref for date of launch-->
|-----
! November
| {{flagcountry|UKGBI}} 
| Booth & Blacklock
| [[Sunderland, County Durham|Sunderland]]
| '''''Excelsior''''' 
| [[snow (ship)|Snow]]
| For J. Longton.<ref name=Searlep123/>
|-----
! November
| {{flagcountry|UKGBI}}
| Messrs. Calman & Martin
| [[Dundee]]
| '''{{SS|Fettercairn|1851|2}}'''
| [[Steamship]]
| For George A. Patullo.<ref name=AJ261151>{{Cite news |title=Launch of a Steam-Ship |newspaper=Aberdeen Journal |location=Aberdeen |date=26 November 1851 |issue=5420 }}</ref>
|-----
! November
| {{flagcountry|UKGBI}}
| John Duncan
| [[Speymouth]]
| '''''Spitzbergen'''''
| [[Whaler]]
| For private owner.<ref name=AJ151051>{{Cite news |title=Shipbuilding at Speymouth |newspaper=Aberdeen Journal |location=Aberdeen |date=15 October 1851 |issue=5414 }}</ref>
|-----
! November
| {{flagcountry|UKGBI}}
| Thomas Hobkirk
| [[Whitby]]
| '''''Spring'''''
| [[Collier (ship type)|Collier]]
| For Gideon Smales.<ref name=LM061251>{{Cite news |title=Whitby |newspaper=Leeds Mercury |location=Leeds |date=6 December 1851 |issue=6157 }}</ref>
|-----
! 4 December
| {{flagcountry|UKGBI}} 
| Austin & Mills
| [[Sunderland, County Durham|Sunderland]]
| '''''Judith''''' 
| [[Merchantman]]
| For Greig & Co.<ref name=Searlep123/><ref name=Searlep044/>
|-----
! 6 December
| {{flagcountry|UKGBI}}
| Messrs. Wigram's
| [[Northam, Southampton|Northam]]
| '''''Englishman'''''
| [[Full-rigged ship]]
| For private owner.<ref name=HPT061251>{{Cite news |title=Southampton, Saturday, December 6, 1851 |newspaper=Hampshire/Portsmouth Telegraph |location=London |date=6 December 1851 |issue=2722 }}</ref>
|-----
! 6 December
| {{flagcountry|UKGBI}}
| Messrs. Wigram's
| [[Northam, Southampton|Northam]]
| '''''Hampshire'''''
| [[Full-rigged ship]]
| For private owner.<ref name=MC081251>{{Cite news |title=Southampton, Dec. 6 |newspaper=Hampshire/Portsmouth Telegraph |location=Portsmouth |date=8 December 1851 |issue=26516 }}</ref>
|-----
! 10 December
| {{flagcountry|UKGBI}}
| Messrs. White
| [[Cowes]]
| '''''Cambrian'''''
| [[Barque]]
| For private owner.<ref name=HPT131251>{{Cite news |title=Cowes |newspaper=Hampshire/Portsmouth Telegraph |location=Portsmouth |date=13 December 1851 |issue=2723 }}</ref>
|-----
! 20 December
| {{flagcountry|UKGBI}}
| Messrs. R. Thompson & Sons
| [[Monkwearmouth]]
| '''''Golconda'''''
| [[Full-rigged ship]]
| For Messrs. Blair, Sparks & Ogden.<ref name=NC261251>{{Cite news |title=Electric Telegraph |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=26 December 1851 |issue=9238 }}</ref>
|-----
! 23 December
| {{flagcountry|UKGBI}}
| Messrs. Green
| [[Blackwall, London|Blackwall]]
| '''''Challenger'''''
| [[Full-rigged ship]]
| For private owner.<ref name=MC261251>{{Cite news |title=Launches on the Thames |newspaper=Morning Chronicle |location=London |date=26 December 1851 |issue=26532 }}</ref>
|-----
! 23 December
| {{flagcountry|UKGBI}}
| Messrs. Mare & Co.
| [[Blackwall, London|Blackwall]]
| '''{{ship|Egyptian ship|Faid Gihaad|1851|2}}'''
| [[Steamship]]
| For [[Egyptian Navy]].<ref name=DN251251>{{Cite news |title=Launches at Blackwall |newspaper=Daily News |location=London |date=25 December 1851 |issue=1744 }}</ref>
|-----
! 23 December
| {{flagcountry|UKGBI}}
| Messrs. Mare & Co.
| [[Blackwall, London|Blackwall]]
| '''{{SS|Lady Jocelyn|1851|2}}'''
| [[Steamship]]
| For [[General Screw Steam Shipping Company]].<ref name=DN251251/>
|-----
! 24 December
| {{flagcountry|UKGBI}}
| Messrs. Steel & Co.
| [[Greenock]]
| '''{{RMS|Arabia|1851|2}}'''
| [[Paddle steamer]]
| For [[Cunard Line]].<ref name=Times271251>{{Cite newspaper The Times |title=Launch of the Royal Mail Steamer Arabia |date=27 December 1851 |page=2 |issue=20996 |column=F }}</ref>
|-----
! 24 December
| {{flagicon|UKGBI}} [[New Zealand]]
| Stone & Lanford
| [[Freemans Bay]]
| '''{{PS|Governor Wynyard||2}}'''
| [[Paddle steamer]]
| For C. J. Stone, F. Gardiner and A. Cook.
|-----
! Spring
| {{flagicon|UKGBI}} [[Province of Canada]]
| W. G. Russell
| [[Quebec City|Quebec]]
| '''''Sarah Mary'''''
| [[Full-rigged ship]]
| For private owner.<ref name=GH141151a>{{Cite news |title=Advertisements & Notices |newspaper=Glasgow Herald |location=Glasgow |date=14 November 1851 |issue=5091 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Buchanan & Gibson
| [[Sunderland, County Durham|Sunderland]]
| '''''Abrota''''' 
| [[Barque]]
| For Briard & Co.<ref name=Searlep123>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland123.html |title=SHIPS BUILT IN THE 1850s |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Agra''''' 
| [[Merchantman]]
| For J. Shepherd.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| J. Crown
| [[Sunderland, County Durham|Sunderland]]
| '''''Akbar''''' 
| [[Full-rigged ship]]
| For Mr. Luscombe.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Hodgson & Garner
| [[Sunderland, County Durham|Sunderland]]
| '''''Ann Eliza''''' 
| [[Merchantman]]
| For Robert Sleightholm.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| J. & J. Robinson
| [[Sunderland, County Durham|Sunderland]]
| '''''Anne Longton''''' 
| [[Full-rigged ship]]
| For Mr. Currie.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| George Barker
| [[Sunderland, County Durham|Sunderland]]
| '''''Ashmore''''' 
| [[Barque]]
| For Alcock & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| E. Brown
| [[Sunderland, County Durham|Sunderland]]
| '''''Barbaras''''' 
| [[snow (ship)|Snow]]
| For T. Coltman.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Robert Thompson & Sons
| [[Sunderland, County Durham|Sunderland]]
| '''''Bartley''''' 
| [[snow (ship)|Snow]]
| For Light & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagicon|UKGBI}} [[Colony of New Brunswick]]
| 
| [[Saint John, New Brunswick|Saint John]]
| '''{{ship||Beejapore|1851|2}}'''
| [[Full-rigged ship]]
| For Willis & Company.
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Joseph Simpson
| [[Sunderland, County Durham|Sunderland]]
| '''''Bosphorus''''' 
| [[Barque]]
| For Newton & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| W. Briggs
| [[Sunderland, County Durham|Sunderland]]
| '''''Bride''''' 
| [[Barque]]
| For Carter & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Booth & Blacklock
| [[Sunderland, County Durham|Sunderland]]
| '''''Britannia''''' 
| [[Barque]]
| For J. Twizell.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1851}}
| 
| [[New York City|New York]]
| '''{{USS|Calhoun|1851|2}}'''
| [[Paddle steamer]]
| For private owner.
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Bartram & Lister
| [[Sunderland, County Durham|Sunderland]]
| '''''Calumet''''' 
| [[snow (ship)|Snow]]
| For T. Booth.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Canopus''''' 
| [[Barque]]
| For Crosby & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Caucasian''''' 
| [[Barque]]
| For Mr. Rounthwaite.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| James Laing
| [[Sunderland, County Durham|Sunderland]]
| '''''Chalmers''''' 
| [[Merchantman]]
| For J. Laing.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| W. H. Pearson
| [[Sunderland, County Durham|Sunderland]]
| '''''Chandenagore''''' 
| [[Barque]]
| For John Hay.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Chieftain''''' 
| [[snow (ship)|Snow]]
| For Mr. Wilkinson.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Alcock
| [[Sunderland, County Durham|Sunderland]]
| '''''Cistus''''' 
| [[snow (ship)|Snow]]
| For J. Alcock.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Booth & Blacklock
| [[Sunderland, County Durham|Sunderland]]
| '''''Corra Linn''''' 
| [[Schooner]]
| For Child & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Robert Thompson & Sons
| [[Sunderland, County Durham|Sunderland]]
| '''''Countless''''' 
| [[Merchantman]]
| For T. Green.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| George Barker
| [[Sunderland, County Durham|Sunderland]]
| '''''Cruiser''''' 
| [[Merchantman]]
| For Porrett & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Czarina''''' 
| [[snow (ship)|Snow]]
| For W. Petrie.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|UKGBI}}
| 
| [[Chelsea, Massachusetts]]
| '''{{ship||Daniel Webster|pilot boat|2}}'''
| [[Pilot boat]]
| For William R. Lampee.
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| [[Short Brothers of Sunderland|Short]]
| [[Sunderland, County Durham|Sunderland]]
| '''''Defiance''''' 
| [[Barque]]
| For A. Strong.<ref name=Searlep123/>
|-----
! Unknown dte
| {{flag|Norway|1844}}
| 
| 
| '''{{HNoMS|Desidera|1851|2}}'''
| [[Frigate]]
| For [[Royal Norwegian Navy]].<ref name=MC110154>{{Cite news |title=Sweden --- Norway |newspaper=Morning Chronicle |location=London |date=11 January 1854 |issue=27161 |edition=Evening }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Halls
| [[Sunderland, County Durham|Sunderland]]
| '''''Dominion''''' 
| [[Barque]]
| For Mr. Temperley.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| William Doxford & W. Crown
| [[Sunderland, County Durham|Sunderland]]
| '''''Duke of Northumberland''''' 
| [[Merchantman]]
| For private owner.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1851}}
| 
| [[Mystic, Connecticut]]
| '''''E. C. Scranton'''''
| [[Full-rigged ship]]
| For private owner.<ref name=BM010874>{{Cite news |title=Advertisement & Notices |newspaper=Bristol Mercury |location=Bristol |date=1 August 1874 |issue=4399 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Eleanor''''' 
| [[Barque]]
| For Mr. Charleton.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| W. Naisby
| [[Sunderland, County Durham|Sunderland]]
| '''''Eliza Charles''''' 
| [[Barque]]
| For Roberts & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Sykes & Co
| [[Sunderland, County Durham|Sunderland]]
| '''''Eliza Thornton''''' 
| [[Barque]]
| For private owner.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| John Anderton
| [[Runcorn]]
| '''''Emperor'''''
| [[Schooner]]
| For John Anderton.<ref name=Emperor>{{cite web |url=http://shippingandshipbuilding.uk/view.php?year_built=&builder=11845&ref=229070&vessel=EMPEROR |title=Emperor |publisher=Shipping & Shipbuilding Research Trust |accessdate=24 September 2024 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Eos''''' 
| [[Barque]]
| For T. Alcock.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| R. Williamson
| [[Harrington, Cumbria|Harrington]]
| '''''Everton'''''
| [[Brig]]
| For private owner.<ref name=LIN060751>{{Cite news |title=Miscellaneous News |newspaper=Lloyd's Illustrated Newspaper |location=London |date=5 July 1851 |issue=450 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| 
| [[River Wear]]
| '''''Florist'''''
| [[Merchantman]]
| For private owner.<ref name=NC090551>{{Cite news |title=Marine Intelligence |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=9 May 1851 |issue=9205 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Lawson Gales
| [[South Hylton]]
| '''''Georgiana''''' 
| [[snow (ship)|Snow]]
| For L. Gales.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1851}}
| [[William H. Webb]]
| [[New York City|New York]]
| '''{{SS|Golden Gate|1851|2}}'''
| [[Paddle steamer]]
| For [[Pacific Mail Steamship Company]].
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| William Bayley
| [[Ipswich]]
| '''''Gower'''''
| [[Schooner]]
| For private owner.<ref name=Gower>{{cite web |url=http://shippingandshipbuilding.uk/view.php?year_built=&builder=10199&ref=216882&vessel=GOWER |title=Gower |publisher=Shipping & Shipbuilding Research Trust |accessdate=27 September 2024 }}</ref>
|-----
! Unknown date
| {{flag|United States|1848}}
| 
| [[New York City|New York]]
| '''''Great Western'''''
| [[Clipper]]
| For private owner.<ref name=BNL130651>{{Cite news |title=(untitled) |newspaper=Belfast News-Letter |location=Belfast |date=13 June 1851 |issue=11786}}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| George Barker
| [[Sunderland, County Durham|Sunderland]]
| '''''Hannah Maria''''' 
| [[Merchantman]]
| For J. Michael.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Booth & Blacklock
| [[Sunderland, County Durham|Sunderland]]
| '''''Harlington''''' 
| [[snow (ship)|Snow]]
| For Penman & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1851}}
| Irons & Grinnell
| [[Mystic, Connecticut]]
| '''''[[Harriet Hoxie]]'''''
| [[Clipper]]
| For Post, Smith & Co.
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| W. Chilton
| [[Sunderland, County Durham|Sunderland]]
| '''''Hexham''''' 
| [[snow (ship)|Snow]]
| For Crowe & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| G. W. & W. J. Hall
| [[Sunderland, County Durham|Sunderland]]
| '''''Honour''''' 
| [[snow (ship)|Snow]]
| For R. Brough.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagicon|United States|1851}} [[Oregon Territory]]
| John Kruse
| [[Willamette Falls]]
| '''{{ship||Hoosier|1851 sidewheeler|2}}'''
| [[Paddle steamer]]
| For John Zumwalt.
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Edward Brown
| [[Sunderland, County Durham|Sunderland]]
| '''''Ithiel''''' 
| [[snow (ship)|Snow]]
| For James Hay.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1851}}
| [[William H. Webb]]
| [[New York City|New York]]
| '''{{USS|James Adger||2}}'''
| [[Paddle steamer]]
| For [[James Adger]] & Co.
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Robert Thompson & Sons
| [[Sunderland, County Durham|Sunderland]]
| '''''Jane & Elizabeth''''' 
| [[Merchantman]]
| For Swan & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| T. Stonehouse
| [[Sunderland, County Durham|Sunderland]]
| '''''Jane Cockerill''''' 
| [[Barque]]
| For John Cockerill.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| George Barker
| [[Sunderland, County Durham|Sunderland]]
| '''''Jane Spoors'''''
| [[Brig]]
| For Spoors & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Todd & Brown
| [[Sunderland, County Durham|Sunderland]]
| '''''John and Alice Brown''''' 
| [[Merchantman]]
| For A. Brown & associates.<ref name=Searlep123/><ref name=Searlep092>{{cite web |url=http://www.searlecanada.org/sunderland/sunderland092.html |title=SHIPBUILDERS - PAGE 35 |publisher=Searle |accessdate=9 November 2023 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''John Muers''''' 
| [[Merchantman]]
| For W. Brown.<ref name=Searlep123/>
|-----
! Unknownndate
| {{flagcountry|UKGBI}}
| 
| [[River Tees]]
| '''''Lady'''''
| [[Merchantman]]
| For Walter Mitchell.<ref name=NC020654>{{Cite news |title=Marine Intelligence |newspaper=Newcastle Courant |location=Newcastle upon Tyne |date=2 June 1854 |issue=9365 }}</ref>
|-----
! Unknown date
| {{flag|United States|1851}}
| Bidwell & Banta
| [[Buffalo, New York]]
| '''{{PS|Lady Elgin|1851|2}}'''
| [[Paddle steamer]]
| For [[Gurdon Saltonstall Hubbard]].
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Peverley & Co
| [[Sunderland, County Durham|Sunderland]]
| '''''Lady Zetland''''' 
| [[Schooner]]
| For G. Foster.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1848}}
| Messrs. Perrine, Patterson & Stack
| [[Williamsburgh, New York]]
| '''{{SS|Lafayette|1851|2}}'''
| [[Steamship]]
| For J. G. Williams and others.<ref name=LM110251>{{Cite news |title=Launch of a Screw Steamer for the Liverpool and New York Trad |newspaper=Liverpool Mercury |location=Liverpool |date=11 February 1851 |issue=2266 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| John Bergen
| [[Amble, Northumberland|Amble]]
| '''''Landscape'''''
| [[snow (ship)|Snow]]
| For private owner.<ref name=Landscape>{{cite web |url=http://shippingandshipbuilding.uk/view.php?year_built=&builder=12605&ref=236105&vessel=LANDSCAPE |title=Landscape |publisher=Shipping & Shipbuilding Research Trust |accessdate=28 September 2024 }}</ref>
|-----
! Unknown date
| {{flagicon|UKGBI}} [[Colony of Nova Scotia]]
| William Nesbitt
| [[North Sydney, Nova Scotia|North Sydney]]
| '''{{ship||Lord Clarendon|ship|2}}'''
| [[Full-rigged ship]]
| For private owner.
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| George Clark
| [[Monkwearmouth]]
| '''''Lotus'''''
| [[Merchantman]]
| For private owner.<ref name=LM160185>{{Cite news |title=Obituary |newspaper=Leeds Mercury |location=Leeds |date=16 January 1885 |issue=14594 }}</ref>
|-----
! Unknown date
| {{flag|Ottoman Empire|1793}}
| 
| [[Constantinople]]
| '''{{ship|Ottoman ship|Mahmudie|1851|2}}'''
| [[Ship of the line]]
| For Ottoman Navy.<ref name=FJ060151>{{Cite news |title=Turkey |newspaper=Freeman's Journal |location=Dublin |date=6 January 1851 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Maitland''''' 
| [[Merchantman]]
| For J. Kelso.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagicon|UKGBI}} [[Upper Canada]]
| Marine Railway Yard
| [[Kingston, Ontario|Kingston]]
| '''{{ship||Maple Leaf|shipwreck|2}}'''
| [[Paddle steamer]]
| For private owner.
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| 
| [[Waterford]]
| '''{{ship||Marchioness|ship|2}}'''
| [[Brigantine]]
| For private owner.
|-----
! Unknown date
| {{flagicon|UKGBI}} [[Colony of New Brunswick]]
| James Smith
| [[Saint John, New Brunswick|Saint John]]
| '''{{ship||Marco Polo|1851 ship|2}}'''
| [[Full-rigged ship]]
| For James Smith.
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| W. Potts
| [[Sunderland, County Durham|Sunderland]]
| '''''Mary Ann''''' 
| [[Barque]]
| For Potts Bros.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Mary Hall''''' 
| [[Barque]]
| For J. C. Hall.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Edward Bailey
| [[Pallion]]
| '''''Mary Ridley''''' 
| [[Barque]]
| For Carr & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Matanzas''''' 
| [[Barque]]
| For Mr. Thompson.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1851}}
| 
| [[New York City|New York]]
| '''''Mechanical Whale'''''
| [[Submarine]]
| For Submarine Exploring Company.<ref name=PC240152>{{Cite news |title=Curious American Submarine Boat |newspaper=Preston Chronicle |location=Preston |date=24 January 1852 |issue=2056 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Ratcliffe & Co.
| [[Sunderland, County Durham|Sunderland]]
| '''''Meggy''''' 
| [[snow (ship)|Snow]]
| For Mr. Elsdon.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1851}}
| 
| 
| '''{{ship|USCS|Meredith||2}}'''
| [[schooner]]
| For [[United States Coast Survey]].
|-----
! Unknown date
| {{flag|United States|1851}}
| 
| [[New York City|New York]]
| '''[[USS General Bragg|''Mexico'']]'''
| [[Paddle steamer]]
| For private owner.
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| Messrs. Denny & Rankin
| [[Dumbarton]]
| '''{{ship|prefix|name|1851|2}}'''
| [[Merchantman]]
| For private owner.<ref name=LM050851/>
|-----
! Unknown date
| {{flagicon|United States|1851}} [[Oregon Territory]]
| 
| [[Canemah, Oregon|Canemah]] or [[Oregon City]]
| '''{{ship||Multnomah|1851 sidewheeler|2}}'''
| [[Paddle steamer]]
| For Bissell, Maxwell & Gray.
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| 
| [[Pembroke Dockyard]]
| '''{{HMS|Musquito|1851|2}}'''
| {{Sclass|Helena|brig-sloop}}
| For [[Royal Navy]].<ref name=Times220951>{{Cite newspaper The Times |title=Pembroke Dockyard |date=22 September 1851 |page=5 |issue=20913 |column=D }}</ref>
|-----
! Unknown date
| {{flag|United States|1851}}
| Samuel Hanscomb Jr.
| [[Eliot, Maine]]
| '''{{USS|Nightingale|1851|2}}'''
| [[Tea clipper]]
| For Davis & Co.
|-----
! Unknown date
| {{flag|Norway|1844}}
| 
| 
| '''{{HNoMS|Nidaros|1851|2}}'''
| [[Corvette]]
| For [[Royal Norwegian Navy]].<ref name=MC110154/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| W. J. Bennett
| [[Sunderland, County Durham|Sunderland]]
| '''''Norna''''' 
| [[Full-rigged ship]]
| For Pryde & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| W. H. Pearson
| [[Sunderland, County Durham|Sunderland]]
| '''''Ocean''''' 
| [[snow (ship)|Snow]]
| For Cooper & Co.<ref name=Searlep123/>
|-----
! Unknowndate
| {{flag|Sweden|1844}}
| 
| [[Härnösand]]
| '''Orion'''
| [[Brig]]
| For private owner.<ref name=IJ251051>{{Cite news |title=Advertisements & Notices |newspaper=Ipswich Journal |location=Ipswich |date=25 October 1851 |issue=5868 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| James Laing
| [[Sunderland, County Durham|Sunderland]]
| '''''Osbert''''' 
| [[Merchantman]]
| For Mr. Dalrymple.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| Messrs. Denny & Rankin
| [[Dumbarton]]
| '''''Ottoway'''''
| [[Merchantman]]
| For private owner.<ref name=LM050851/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| J. Candlish
| [[Sunderland, County Durham|Sunderland]]
| '''''Peace''''' 
| [[Merchantman]]
| For Candlish & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|Ottoman Empire|1793}}
| 
| [[Constantinople]]
| '''{{ship|Ottoman ship|Peiki-Messeret|1851|2}}'''
| [[Ship of the line]]
| For [[Ottoman Navy]].<ref name=FJ060151/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| J. Hardie
| [[Sunderland, County Durham|Sunderland]]
| '''''Pet''''' 
| [[Merchantman]]
| For Mr. Marwood.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| 
| [[Gosport]]
| '''''Pleiades'''''
| [[Yacht]]
| For private owner.<ref name=BNL120784>{{Cite news |title=Loss of a Yacht and All Hands |newspaper=Belfast News-Letter |location=Belfast |date=12 July 1884 |issue=21520 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Robert Thompson & Sons
| [[Sunderland, County Durham|Sunderland]]
| '''''Prince Woronzoff''''' 
| [[snow (ship)|Snow]]
| For Swire & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Robert Thompson & Sons
| [[Sunderland, County Durham|Sunderland]]
| '''''Punch''''' 
| [[Merchantman]]
| For Ogle & Douglas.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| James Laing
| [[Sunderland, County Durham|Sunderland]]
| '''''Pyrenees''''' 
| [[Full-rigged ship]]
| For [[Duncan Dunbar (junior)|Duncan Dunbar]].<ref name=Searlep123/>
|-----
! Unknown date
| {{flagicon|Kingdom of Hungary|1848}} [[Kingdom of Hungary (1526–1867)|Kingdom of Hungary]]
| 
| [[Óbuda]]
| '''{{ship||Radetzky|steamship|2}}'''
| [[Steamship]]
| For private owner.
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Lightfoot
| [[Sunderland, County Durham|Sunderland]]
| '''''Rainbow''''' 
| [[snow (ship)|Snow]]
| For Thomas Speeding.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| William Doxford & W. Crown
| [[Sunderland, County Durham|Sunderland]]
| '''''Refuge''''' 
| [[Merchantman]]
| For W. Doxford.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| W. Reed
| [[Sunderland, County Durham|Sunderland]]
| '''''Regina''''' 
| [[Merchantman]]
| For Mr. Richardson.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Rehoboth''''' 
| [[Merchantman]]
| For Mr. Outterside.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Robert Thompson & Sons
| [[Sunderland, County Durham|Sunderland]]
| '''''Residue''''' 
| [[Merchantman]]
| For W. Adamson.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| 
| [[Maryport]]
| '''''Robert Barbour'''''
| [[Full-rigged ship]]
| For private owner.<ref name=LM2204511>{{Cite news |title=Local Intelligence |newspaper=Liverpool Mercury |location=Liverpool |date=22 April 1851 |issue=2286 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| Messrs. Denny & Rankin
| [[Dumbarton]]
| '''''Rob Roy'''''
| [[East Indiaman]]
| For private owner.<ref name=LM050851/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Robert Thompson & Sons
| [[Sunderland, County Durham|Sunderland]]
| '''''Rodsley''''' 
| [[Full-rigged ship]]
| For E. Graham.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| R. & W. Hutchinson
| [[Sunderland, County Durham|Sunderland]]
| '''''Royal Charlie''''' 
| [[Barque]]
| For Mr. Hutchinson.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagicon|UKGBI}} [[Colony of New Brunswick]]
| 
| [[Bathurst, New Brunswick|Bathurst]]
| '''''Sabrina'''''
| [[Brigantine]]
| For private owner.<ref name=LM211051>{{Cite news |title=Advertisements & Notices |newspaper=Liverpool Mercury |location=Liverpool |date=21 October 1851 |issue=2338 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Sykes & Co.
| [[Sunderland, County Durham|Sunderland]]
| '''''Saint George''''' 
| [[Barque]]
| For Briggs & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Arrow Leithead
| [[Sunderland, County Durham|Sunderland]]
| '''''Sarah Margaret''''' 
| [[Merchantman]]
| For J. Wright.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| Ralph Hutchinson, or R. & W. Hutchinson
| [[Sunderland, County Durham|Sunderland]]
| '''''Security''''' 
| [[Barque]]
| For private owner.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| John Smith
| [[Sunderland, County Durham|Sunderland]]
| '''''Shakespeare''''' 
| [[Full-rigged ship]]
| For Kendall & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|Ottoman Empire|1793}}
| 
| [[Constantinople]]
| '''{{ship|Ottoman ship|Shied-Sade|1851|2}}'''
| [[Frigate]]
| For [[Ottoman Navy]].<ref name=FJ060151/>
|-----
! Unknown date
| {{flag|Nicaragua|1839}}
| 
| [[Greytown, Nicaragua|Greytown]]
| '''{{PS|Sir Henry Bulwer|1851|2}}'''
| [[Sternwheeler]]
| For private owner.<ref name=Times100951>{{Cite newspaper The Times |title=West Indian and Mexican Mails |date=10 September 1851 |page=5 |issue=20903 |column=C-E }}</ref>
|----
! Unknown date
| {{flagcountry|UKGBI}}
| Brundrit & Whiteway
| [[Runcorn]]
| '''''Sir Robert'''''
| [[Schooner]]
| For Brundrit & Whiteway.<ref name=SR>{{cite web |url=http://shippingandshipbuilding.uk/view.php?year_built=&builder=11562&ref=229072&vessel=SIR+ROBERT |title=Sir Robert |publisher=Shipping and Shipbuilding Research Trust |accessdate=6 October 2024 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| William R. Abbay
| [[Sunderland, County Durham|Sunderland]]
| '''''Snowdrop''''' 
| [[Schooner]]
| For Mr. Adamson.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| R. H. Potts & Bros.
| [[Sunderland, County Durham|Sunderland]]
| '''''Stamboul''''' 
| [[Barque]]
| For Messrs. Dryden.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1851}}
| Vaughan & Lynn
| [[Philadelphia, Pennsylvania]]
| '''{{USS|State of Georgia||2}}'''
| [[Paddle steamer]]
| For private owner.
|-----
! Unknown date
| {{flag|United States|1851}}
| [[William H. Webb]]
| [[New York City|New York]]
| '''{{ship||Swordfish|clipper|2}}'''
| [[Clipper]]
| For Barclays & Livingston.
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| [[Tod & McGregor]]
| [[Partick]]
| '''{{SS|Tourist|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=BNL210751>{{Cite news |title=Superiority of Clyde-built Steamers |newspaper=Belfast News-Letter |location=Belfast |date=21 July 1851 |issue=11802 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Trio''''' 
| [[Brigantine]]
| For Herring & Co.<ref name=Searlep123/>
|-----
! Unknown date
| {{flag|United States|1848}}
| 
| [[New York City|New York]]
| '''''Typhoon'''''
| [[Clipper]]
| For private owner.<ref name=GH280351>{{Cite news |title=Liverpool |newspaper=Glasgow Herald |location=Glasgow |date=28 March 1851 |issue=5025 }}</ref><ref name=LM280351a>{{Cite news |title=Remarkably Quick Passages |newspaper=Liverpool Mercury |location=Liverpool |date=28 March 1851 |issue=2279 }}</ref>
|-----
! Unknown date
| {{flag|Sweden|1844}}
| 
| 
| '''{{HSwMS|Valkyrion|1851|2}}'''
| [[Man-of-war|Man of war]]
| For [[Royal Swedish Navy]].<ref name=MC200254>{{Cite news |title=Denmark---Sweden |newspaper=Morning Chronicle |location=London |date=20 February 1854 |issue=27194 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| M. Stothard
| [[Sunderland, County Durham|Sunderland]]
| '''''Venice''''' 
| [[snow (ship)|Snow]]
| For Mr. Collingwood.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagicon|UKGBI}} [[Colony of New Brunswick]]
| 
| 
| '''''Wacousta'''''
| [[Full-rigged ship]]
| For private owner.<ref name=FJ180259>{{Cite news |title=Sale of Ships |newspaper=Freeman's Journal |location=Dublin |date=18 February 1859 }}</ref>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| 
| [[Greenock]]
| '''{{SS|Warata|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=Times190951>{{Cite newspaper The Times |title=(advertisement) |date=19 September 1851 |page=1 |issue=20911 |column=A }}</ref>
|-----
! Unknown date
| {{flag|United States|1851}}
| 
| [[Washington Navy Yard]]
| '''{{USS|Water Witch|1851|2}}'''
| [[Paddle steamer|Paddle]] [[gunboat]]
| For [[United States Navy]].
|-----
! Unknown date
| {{flagcountry|UKGBI}} 
| 
| [[Sunderland, County Durham|Sunderland]]
| '''''Worthy''''' 
| [[Brig]]
| For Mr. Marriott.<ref name=Searlep123/>
|-----
! Unknown date
| {{flagcountry|UKGBI}}
| 
| [[Greenock]]
| '''{{SS |Yarra Yarra|1851|2}}'''
| [[Steamship]]
| For private owner.<ref name=Times190951/>
|}

==References==
{{Reflist|20em}}

;Sources
*{{Cite book
  | last = Crothers
  | first = William L.
  | title = The American-Built Clipper Ship, 1850-1856: Characteristics, Construction, Details
  | publisher = International Marine
  | year = 1997
  | location = Camden, ME
  | isbn = 0-07-014501-6}}
*{{Cite book
  | last = Gleason
  | first = Hall
  | title = Old Ships and Ship-Building Days of Medford
  | publisher = J.C. Miller
  | year = 1937
  | location = Medford, MA
  }}
*{{Cite book
  | last1 = Howe
  | first1 = Octavius T
  | last2 = Matthews
  | first2 = Frederick C.
  | title = American Clipper Ships 1833-1858. Volume 1, Adelaide-Lotus
  | publisher = Dover Publications
  | orig-year = Reprint of 1926-1927 ed.
  | date = 1986
  | location = New York
  | url = https://archive.org/details/americanclippers0000howe
  | isbn = 978-0486251158
  | url-access = registration
  }}
*{{cite book|last=Wadia |first=R. A. |orig-year=1957 |year=1986 |title=The Bombay Dockyard and the Wadia Master Builders |publisher=Foudroyant Committee of The Society for Nautical Research |location=Bombay |url=https://archive.org/details/in.ernet.dli.2015.57463/page/n463/mode/2up }}
{{shipevents|1851}}

{{DEFAULTSORT:List Of Ship Launches In 1851}}
[[Category:Lists of ship launches|1851]]
[[Category:1851 in transport|Ship launches]]
[[Category:1851 ships| ]]