AA2 or AA-2 may refer to:
- Vympel K-13 missile, known as the AA-2 Atoll in NATO terminology
- USS T-2 (SS-60/SF-2), an AA-1-class submarine in the service of the United States Navy, was first known as USS AA-2
- American Aviation AA-2 Patriot, a light aircraft
- Phoenix Wright: Ace Attorney − Justice for All, the second video game of the series
- America's Army 2, the second video game of the series
- AA2 is Gardiner's designated symbol for the hieroglyph that represents a pustule
- Aa2 is the third highest credit rating given by Moody's Investors Service
- Ascent Abort-2, a 2019 flight test of the launch abort system of NASA's Orion spacecraft
Topics referred to by the same termThis disambiguation page lists articles associated with the same title formed as a letter–number combination.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: