View source for 1971 South American Open – Men's singles

{{Infobox tennis tournament event|1971|South American Open
|
| defchamp = 
| champ    = {{flagicon|YUG}} [[Željko Franulović]]
| runner   = {{flagicon|ROM|1965}} [[Ilie Năstase]]
| score    = 6–3, 7–6, 6–1
| edition  = 
| type     =
| before_name = ATP Buenos Aires – Singles
| after_name = ATP Buenos Aires – Singles
}}
{{main|1971 ATP Buenos Aires}}

[[Željko Franulović]] defeated [[Ilie Năstase]] 6–3, 7–6, 6–1 to win the '''1971 [[Argentina Open|South American Open]]''' singles competition. Franulović was the defending champion.

==Draw==

===Final===
{{2TeamBracket|compact=y|sets=5
| RD1=Final

| RD1-seed1=&nbsp;
| RD1-team1={{flagicon|ROM|1965}} [[Ilie Năstase]]
| RD1-score1-1=3
| RD1-score1-2=6
| RD1-score1-3=1
| RD1-score1-4=&nbsp;
| RD1-score1-5=&nbsp;
| RD1-seed2=&nbsp;
| RD1-team2={{flagicon|YUG}} '''[[Željko Franulović]]'''
| RD1-score2-1='''6'''
| RD1-score2-2='''7'''
| RD1-score2-3='''6'''
| RD1-score2-4=&nbsp;
| RD1-score2-5=&nbsp;
}}

===Section 1===
{{16TeamBracket|compact=y|sets=5
| RD1=First round
| RD2=Second round
| RD3=Quarterfinals
| RD4=Semifinals

| RD1-seed01=&nbsp;
| RD1-team01={{flagicon|ROM|1965}} '''[[Ilie Năstase|I Năstase]]'''
| RD1-score01-1='''6'''
| RD1-score01-2='''6'''
| RD1-score01-3='''6'''
| RD1-score01-4=&nbsp;
| RD1-score01-5=&nbsp;
| RD1-seed02=&nbsp;
| RD1-team02={{flagicon|ARG}} [[Oscar Escribano|O Escribano]]
| RD1-score02-1=2
| RD1-score02-2=4
| RD1-score02-3=4
| RD1-score02-4=&nbsp;
| RD1-score02-5=&nbsp;

| RD1-seed03=&nbsp;
| RD1-team03={{flagicon|CSK}} '''[[Milan Holeček|M Holeček]]'''
| RD1-score03-1='''6'''
| RD1-score03-2='''7'''
| RD1-score03-3='''6'''
| RD1-score03-4=&nbsp;
| RD1-score03-5=&nbsp;
| RD1-seed04=&nbsp;
| RD1-team04={{flagicon|CHI}} [[Patricio Cornejo|P Cornejo]]
| RD1-score04-1=3
| RD1-score04-2=5
| RD1-score04-3=3
| RD1-score04-4=&nbsp;
| RD1-score04-5=&nbsp;

| RD1-seed05=&nbsp;
| RD1-team05={{flagicon|USA}} '''[[Tom Gorman (tennis)|T Gorman]]'''
| RD1-score05-1='''6'''
| RD1-score05-2='''6'''
| RD1-score05-3='''6'''
| RD1-score05-4=&nbsp;
| RD1-score05-5=&nbsp;
| RD1-seed06=&nbsp;
| RD1-team06={{flagicon|ARG}} [[Roberto Graetz|R Graetz]]
| RD1-score06-1=3
| RD1-score06-2=3
| RD1-score06-3=1
| RD1-score06-4=&nbsp;
| RD1-score06-5=&nbsp;

| RD1-seed07=&nbsp;
| RD1-team07={{flagicon|HUN|1957}} '''[[István Gulyás|I Gulyás]]'''
| RD1-score07-1='''6'''
| RD1-score07-2='''6'''
| RD1-score07-3='''6'''
| RD1-score07-4=&nbsp;
| RD1-score07-5=&nbsp;
| RD1-seed08=&nbsp;
| RD1-team08={{flagicon|ECU}} [[Eduardo Zuleta|E Zuleta]]
| RD1-score08-1=1
| RD1-score08-2=0
| RD1-score08-3=3
| RD1-score08-4=&nbsp;
| RD1-score08-5=&nbsp;

| RD1-seed09=&nbsp;
| RD1-team09={{flagicon|USA}} '''[[Clark Graebner|C Graebner]]'''
| RD1-score09-1='''6'''
| RD1-score09-2='''6'''
| RD1-score09-3='''6'''
| RD1-score09-4=&nbsp;
| RD1-score09-5=&nbsp;
| RD1-seed10=&nbsp;
| RD1-team10={{flagicon|ARG}} [[Noberto Herrero|N Herrero]]
| RD1-score10-1=2
| RD1-score10-2=1
| RD1-score10-3=3
| RD1-score10-4=&nbsp;
| RD1-score10-5=&nbsp;

| RD1-seed11=&nbsp;
| RD1-team11={{flagicon|DEN}} '''[[Jan Leschly|J Leschly]]'''
| RD1-score11-1=2
| RD1-score11-2='''6'''
| RD1-score11-3=4
| RD1-score11-4='''6'''
| RD1-score11-5='''6'''
| RD1-seed12=&nbsp;
| RD1-team12={{flagicon|ARG}} [[Tito Vázquez|T Vázquez]]
| RD1-score12-1='''6'''
| RD1-score12-2=4
| RD1-score12-3='''6'''
| RD1-score12-4=3
| RD1-score12-5=3

| RD1-seed13=&nbsp;
| RD1-team13={{flagicon|USA}} '''[[Cliff Richey|C Richey]]'''
| RD1-score13-1='''6'''
| RD1-score13-2='''6'''
| RD1-score13-3='''6'''
| RD1-score13-4=&nbsp;
| RD1-score13-5=&nbsp;
| RD1-seed14=&nbsp;
| RD1-team14={{flagicon|ARG}} [[Ricardo Cano|R Cano]]
| RD1-score14-1=0
| RD1-score14-2=2
| RD1-score14-3=4
| RD1-score14-4=&nbsp;
| RD1-score14-5=&nbsp;

| RD1-seed15=&nbsp;
| RD1-team15={{flagicon|ARG}} '''[[Guillermo Vilas|G Vilas]]'''
| RD1-score15-1=&nbsp;
| RD1-score15-2=&nbsp;
| RD1-score15-3=&nbsp;
| RD1-score15-4=&nbsp;
| RD1-score15-5=&nbsp;
| RD1-seed16=&nbsp;
| RD1-team16={{flagicon}}
| RD1-score16-1=&nbsp;
| RD1-score16-2=&nbsp;
| RD1-score16-3=&nbsp;
| RD1-score16-4=&nbsp;
| RD1-score16-5=&nbsp;

| RD2-seed01=&nbsp;
| RD2-team01={{flagicon|ROM|1965}} '''[[Ilie Năstase|I Năstase]]'''
| RD2-score01-1=3
| RD2-score01-2='''7'''
| RD2-score01-3='''6'''
| RD2-score01-4='''6'''
| RD2-score01-5=&nbsp;
| RD2-seed02=&nbsp;
| RD2-team02={{flagicon|CSK}} [[Milan Holeček|M Holeček]]
| RD2-score02-1='''6'''
| RD2-score02-2=6
| RD2-score02-3=3
| RD2-score02-4=0
| RD2-score02-5=&nbsp;

| RD2-seed03=&nbsp;
| RD2-team03={{flagicon|USA}} [[Tom Gorman (tennis)|T Gorman]]
| RD2-score03-1='''6'''
| RD2-score03-2=2
| RD2-score03-3=0
| RD2-score03-4=2
| RD2-score03-5=&nbsp;
| RD2-seed04=&nbsp;
| RD2-team04={{flagicon|HUN|1957}} '''[[István Gulyás|I Gulyás]]'''
| RD2-score04-1=2
| RD2-score04-2='''6'''
| RD2-score04-3='''6'''
| RD2-score04-4='''6'''
| RD2-score04-5=&nbsp;

| RD2-seed05=&nbsp;
| RD2-team05={{flagicon|USA}} [[Clark Graebner|C Graebner]]
| RD2-score05-1=1
| RD2-score05-2=3
| RD2-score05-3='''6'''
| RD2-score05-4=1
| RD2-score05-5=&nbsp;
| RD2-seed06=&nbsp;
| RD2-team06={{flagicon|DEN}} '''[[Jan Leschly|J Leschly]]'''
| RD2-score06-1='''6'''
| RD2-score06-2='''6'''
| RD2-score06-3=1
| RD2-score06-4='''6'''
| RD2-score06-5=&nbsp;

| RD2-seed07=&nbsp;
| RD2-team07={{flagicon|USA}} '''[[Cliff Richey|C Richey]]'''
| RD2-score07-1=3
| RD2-score07-2='''6'''
| RD2-score07-3=4
| RD2-score07-4='''7'''
| RD2-score07-5='''6'''
| RD2-seed08=&nbsp;
| RD2-team08={{flagicon|ARG}} [[Guillermo Vilas|G Vilas]]
| RD2-score08-1='''6'''
| RD2-score08-2=4
| RD2-score08-3='''6'''
| RD2-score08-4=6
| RD2-score08-5=2

| RD3-seed01=&nbsp;
| RD3-team01={{flagicon|ROM|1965}} '''[[Ilie Năstase|I Năstase]]'''
| RD3-score01-1='''6'''
| RD3-score01-2='''6'''
| RD3-score01-3='''6'''
| RD3-score01-4=&nbsp;
| RD3-score01-5=&nbsp;
| RD3-seed02=&nbsp;
| RD3-team02={{flagicon|HUN|1957}} [[István Gulyás|I Gulyás]]
| RD3-score02-1=3
| RD3-score02-2=3
| RD3-score02-3=4
| RD3-score02-4=&nbsp;
| RD3-score02-5=&nbsp;

| RD3-seed03=&nbsp;
| RD3-team03={{flagicon|DEN}} '''[[Jan Leschly|J Leschly]]'''
| RD3-score03-1='''6'''
| RD3-score03-2=4
| RD3-score03-3='''6'''
| RD3-score03-4='''6'''
| RD3-score03-5=&nbsp;
| RD3-seed04=&nbsp;
| RD3-team04={{flagicon|USA}} [[Cliff Richey|C Richey]]
| RD3-score04-1=1
| RD3-score04-2='''6'''
| RD3-score04-3=3
| RD3-score04-4=2
| RD3-score04-5=&nbsp;

| RD4-seed01=&nbsp;
| RD4-team01={{flagicon|ROM|1965}} '''[[Ilie Năstase|I Năstase]]'''
| RD4-score01-1='''6'''
| RD4-score01-2='''7'''
| RD4-score01-3='''6'''
| RD4-score01-4=&nbsp;
| RD4-score01-5=&nbsp;
| RD4-seed02=&nbsp;
| RD4-team02={{flagicon|DEN}} [[Jan Leschly|J Leschly]]
| RD4-score02-1=1
| RD4-score02-2=5
| RD4-score02-3=3
| RD4-score02-4=&nbsp;
| RD4-score02-5=&nbsp;
}}

===Section 2===
{{16TeamBracket|compact=y|sets=5
| RD1=First round
| RD2=Second round
| RD3=Quarterfinals
| RD4=Semifinals

| RD1-seed01=&nbsp;
| RD1-team01={{flagicon|YUG}} '''[[Željko Franulović|Z Franulović]]'''
| RD1-score01-1=6
| RD1-score01-2='''6'''
| RD1-score01-3='''6'''
| RD1-score01-4='''6'''
| RD1-score01-5=&nbsp;
| RD1-seed02=&nbsp;
| RD1-team02={{flagicon|ITA}} [[Giacomo Romani|G Romani]]
| RD1-score02-1='''7'''
| RD1-score02-2=3
| RD1-score02-3=2
| RD1-score02-4=4
| RD1-score02-5=&nbsp;

| RD1-seed03=&nbsp;
| RD1-team03={{flagicon|ARG}} '''[[Julián Ganzábal|J Ganzábal]]'''
| RD1-score03-1='''6'''
| RD1-score03-2='''6'''
| RD1-score03-3='''6'''
| RD1-score03-4=&nbsp;
| RD1-score03-5=&nbsp;
| RD1-seed04=&nbsp;
| RD1-team04={{flagicon|ARG}} [[Eduardo Soriano|E Soriano]]
| RD1-score04-1=4
| RD1-score04-2=2
| RD1-score04-3=2
| RD1-score04-4=&nbsp;
| RD1-score04-5=&nbsp;

| RD1-seed05=&nbsp;
| RD1-team05={{flagicon|USA}} '''[[Frank Froehling|F Froehling]]'''
| RD1-score05-1='''7'''
| RD1-score05-2='''6'''
| RD1-score05-3='''6'''
| RD1-score05-4=&nbsp;
| RD1-score05-5=&nbsp;
| RD1-seed06=&nbsp;
| RD1-team06={{flagicon|ARG}} [[Lito Álvarez|L Álvarez]]
| RD1-score06-1=6
| RD1-score06-2=4
| RD1-score06-3=2
| RD1-score06-4=&nbsp;
| RD1-score06-5=&nbsp;

| RD1-seed07=&nbsp;
| RD1-team07={{flagicon|CHI}} '''[[Jaime Pinto Bravo|J Pinto Bravo]]'''
| RD1-score07-1='''6'''
| RD1-score07-2='''6'''
| RD1-score07-3='''6'''
| RD1-score07-4=&nbsp;
| RD1-score07-5=&nbsp;
| RD1-seed08=&nbsp;
| RD1-team08={{flagicon|BRA|1968}} [[Thomaz Koch|T Koch]]
| RD1-score08-1=1
| RD1-score08-2=4
| RD1-score08-3=3
| RD1-score08-4=&nbsp;
| RD1-score08-5=&nbsp;

| RD1-seed09=&nbsp;
| RD1-team09={{flagicon|ARG}} '''[[Roberto Aubone|R Aubone]]'''
| RD1-score09-1='''6'''
| RD1-score09-2='''7'''
| RD1-score09-3='''6'''
| RD1-score09-4=&nbsp;
| RD1-score09-5=&nbsp;
| RD1-seed10=&nbsp;
| RD1-team10={{flagicon|CHI}} [[Jaime Fillol|J Fillol Sr.]]
| RD1-score10-1=2
| RD1-score10-2=6
| RD1-score10-3=4
| RD1-score10-4=&nbsp;
| RD1-score10-5=&nbsp;

| RD1-seed11=&nbsp;
| RD1-team11={{flagicon|AUS}} '''[[Mike Lynch (tennis)|M Lynch]]'''
| RD1-score11-1=&nbsp;
| RD1-score11-2=&nbsp;
| RD1-score11-3=&nbsp;
| RD1-score11-4=&nbsp;
| RD1-score11-5=&nbsp;
| RD1-seed12=&nbsp;
| RD1-team12={{flagicon}}
| RD1-score12-1=&nbsp;
| RD1-score12-2=&nbsp;
| RD1-score12-3=&nbsp;
| RD1-score12-4=&nbsp;
| RD1-score12-5=&nbsp;

| RD1-seed13=&nbsp;
| RD1-team13={{flagicon|MEX}} '''[[Joaquín Loyo-Mayo|J Loyo-Mayo]]'''
| RD1-score13-1='''7'''
| RD1-score13-2='''6'''
| RD1-score13-3='''6'''
| RD1-score13-4=&nbsp;
| RD1-score13-5=&nbsp;
| RD1-seed14=&nbsp;
| RD1-team14={{flagicon|CHI}} [[Patricio Rodríguez|P Rodríguez]]
| RD1-score14-1=5
| RD1-score14-2=2
| RD1-score14-3=3
| RD1-score14-4=&nbsp;
| RD1-score14-5=&nbsp;

| RD1-seed15=&nbsp;
| RD1-team15={{flagicon|ARG}} [[Ricardo Aubone|R Aubone]]
| RD1-score15-1=2
| RD1-score15-2=0
| RD1-score15-3=1
| RD1-score15-4=&nbsp;
| RD1-score15-5=&nbsp;
| RD1-seed16=&nbsp;
| RD1-team16={{flagicon|USA}} '''[[Stan Smith|S Smith]]'''
| RD1-score16-1='''6'''
| RD1-score16-2='''6'''
| RD1-score16-3='''6'''
| RD1-score16-4=&nbsp;
| RD1-score16-5=&nbsp;

| RD2-seed01=&nbsp;
| RD2-team01={{flagicon|YUG}} '''[[Željko Franulović|Z Franulović]]'''
| RD2-score01-1='''6'''
| RD2-score01-2='''6'''
| RD2-score01-3='''6'''
| RD2-score01-4=&nbsp;
| RD2-score01-5=&nbsp;
| RD2-seed02=&nbsp;
| RD2-team02={{flagicon|ARG}} [[Julián Ganzábal|J Ganzábal]]
| RD2-score02-1=2
| RD2-score02-2=4
| RD2-score02-3=1
| RD2-score02-4=&nbsp;
| RD2-score02-5=&nbsp;

| RD2-seed03=&nbsp;
| RD2-team03={{flagicon|USA}} '''[[Frank Froehling|F Froehling]]'''
| RD2-score03-1='''7'''
| RD2-score03-2='''7'''
| RD2-score03-3='''7'''
| RD2-score03-4=&nbsp;
| RD2-score03-5=&nbsp;
| RD2-seed04=&nbsp;
| RD2-team04={{flagicon|CHI}} [[Jaime Pinto Bravo|J Pinto Bravo]]
| RD2-score04-1=6
| RD2-score04-2=5
| RD2-score04-3=5
| RD2-score04-4=&nbsp;
| RD2-score04-5=&nbsp;

| RD2-seed05=&nbsp;
| RD2-team05={{flagicon|ARG}} '''[[Roberto Aubone|R Aubone]]'''
| RD2-score05-1=4
| RD2-score05-2=0
| RD2-score05-3='''7'''
| RD2-score05-4='''6'''
| RD2-score05-5='''7'''
| RD2-seed06=&nbsp;
| RD2-team06={{flagicon|USA}} [[Mike Lynch (tennis)|M Lynch]]
| RD2-score06-1='''6'''
| RD2-score06-2='''6'''
| RD2-score06-3=5
| RD2-score06-4=3
| RD2-score06-5=5

| RD2-seed07=&nbsp;
| RD2-team07={{flagicon|MEX}} [[Joaquín Loyo-Mayo|J Loyo-Mayo]]
| RD2-score07-1=1
| RD2-score07-2=2
| RD2-score07-3='''6'''
| RD2-score07-4=3
| RD2-score07-5=&nbsp;
| RD2-seed08=&nbsp;
| RD2-team08={{flagicon|USA}} '''[[Stan Smith|S Smith]]'''
| RD2-score08-1='''6'''
| RD2-score08-2='''6'''
| RD2-score08-3=2
| RD2-score08-4='''6'''
| RD2-score08-5=&nbsp;

| RD3-seed01=&nbsp;
| RD3-team01={{flagicon|YUG}} '''[[Željko Franulović|Z Franulović]]'''
| RD3-score01-1=6
| RD3-score01-2='''7'''
| RD3-score01-3='''7'''
| RD3-score01-4='''6'''
| RD3-score01-5=&nbsp;
| RD3-seed02=&nbsp;
| RD3-team02={{flagicon|USA}} [[Frank Froehling|F Froehling]]
| RD3-score02-1='''7'''
| RD3-score02-2=6
| RD3-score02-3=6
| RD3-score02-4=4
| RD3-score02-5=&nbsp;

| RD3-seed03=&nbsp;
| RD3-team03={{flagicon|ARG}} [[Roberto Aubone|R Aubone]]
| RD3-score03-1=2
| RD3-score03-2=4
| RD3-score03-3=4
| RD3-score03-4=&nbsp;
| RD3-score03-5=&nbsp;
| RD3-seed04=&nbsp;
| RD3-team04={{flagicon|USA}} '''[[Stan Smith|S Smith]]'''
| RD3-score04-1='''6'''
| RD3-score04-2='''6'''
| RD3-score04-3='''6'''
| RD3-score04-4=&nbsp;
| RD3-score04-5=&nbsp;

| RD4-seed01=&nbsp;
| RD4-team01={{flagicon|YUG}} '''[[Željko Franulović|Z Franulović]]'''
| RD4-score01-1=2
| RD4-score01-2='''7'''
| RD4-score01-3='''6'''
| RD4-score01-4='''6'''
| RD4-score01-5=&nbsp;
| RD4-seed02=&nbsp;
| RD4-team02={{flagicon|USA}} [[Stan Smith|S Smith]]
| RD4-score02-1='''6'''
| RD4-score02-2=6
| RD4-score02-3=1
| RD4-score02-4=3
| RD4-score02-5=&nbsp;
}}

==External links==
* [https://www.atptour.com/en/scores/archive/buenos-aires/303/1971/draws?matchtype=singles 1971 ATP Buenos Aires Singles draw]

{{DEFAULTSORT:ATP Buenos Aires - Singles, 1971}}
[[Category:1971 Buenos Aires Grand Prix|Singles]]
[[Category:1971 in Argentine tennis]]