GTAA may refer to:
* ''
Grand Theft Auto Advance
''Grand Theft Auto Advance'' (also marketed as ''Grand Theft Auto'') is a 2004 action-adventure game developed by Digital Eclipse and published by Rockstar Games. The eighth instalment in the ''Grand Theft Auto'' series, it was released for the ...
'', an alternate name to the ''Grand Theft Auto'' game for the Game Boy Advance
*
Georgia Tech Athletic Association, a non-profit organization
*
Global Tactical Asset Allocation Global Tactical Asset Allocation, or GTAA, is a top-down investment strategy that attempts to exploit short-term mis-pricings among a global set of assets. The strategy focuses on general movements in the market rather than on performance of individ ...
, a top-down investment strategy
*
Greater Toronto Airports Authority, an airport operator
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