RTR

RTR may refer to:

• Roll Tide Roll, the chant of the University of Alabama's Crimson Tide
• Advanced and retracted tongue root (ATR and RTR), contrasting states of the root of the tongue during the pronunciation of vowels
• Unix RTR, a descendant of the Multi-Environment Real-Time operating system
• Real-time recovery, the ability to recover a server from an infrastructure failure or human-induced error in a time frame that has minimal impact on business operations
• Reformed Theological Review, Australia's longest-running Protestant theological journal
• Remote transmission request, a field name format in a base frame formatted CAN bus
• Royal Tank Regiment, an armoured regiment of the British Army
• Royal Tasmania Regiment, an infantry regiment of the Australian Army
• Russian Tea Room, a restaurant in New York City
• Rigs-to-Reefs
• Return to Ravnica, a magic the gathering block
• Rent the Runway - An online service that provides designer dress and accessory rentals.

In media:

• Rundfunk & Telekom Regulierungs GmbH, the Austrian Regulatory Authority for Broadcasting and Telecommunications
• RTRFM, a not-for-profit, community radio station based in Perth, Western Australia
• Radiotelevisiun Svizra Rumantscha (previously Radio e Televisiun Rumantscha), a Swiss broadcasting company
• Ready to Roll, a 1978 album by Thelma Houston
• Republic: The Revolution, a computer game produced by Elixir Studios
• Reroute to Remain, a 2002 album by In Flames
• Rocket to Russia, a 1977 album the Ramones
• Rome: Total Realism, a complete modification pack for the computer game Rome: Total War
• Room to read : by John Wood
• Rossiya 1 (previously RTR), a state-owned Russian television channel