TR2

TR2 may refer to:

• C++ Technical Report 2, a document proposing additions to the C++ Standard Library after Technical Report 1
• TR2, a postal district in the TR postcode area
• TAS1R2, a taste receptor

• Theatre Royal 2, a drama productions studio, part of Theatre Royal, Plymouth
• Westinghouse TR-2 research reactor operated in the 1960s

• Triumph TR2, a sports car from the British Triumph Motor Company
• Tr2, a 2-10-0 steam locomotive (decapod) built in the USA, but operated in Finland
• TR-2, a variant of the Grumman American AA-1
• TR.2, a variant of the Hitachi TR.1
• TR.2, see Orenda Engines

• Temple Run 2
• Tomb Raider II, a video game