AFF

AFF, Aff or aff may refer to:

Organizations

 * Afghanistan Football Federation, the governing body of football in Afghanistan
 * Afghanistan Freedom Front, an anti-Taliban militant group
 * Animal Farm Foundation, an advocacy group for pit bulls and against BSL
 * Arab Film Festival, a California nonprofit that hosts the largest Arab film festival in the US
 * Armed Forces Foundation, a military non-profit support group
 * ASEAN Football Federation, a subset of nations within the Asian Football Confederation from Southeast Asia
 * Aspies For Freedom, a group advocating autism rights
 * Austin Film Festival, a film festival in Austin, Texas
 * Australian Fencing Federation, the governing body of the Olympic sport of fencing in Australia

Transport

 * Affluence stop, MTR station code "AFF"
 * United States Air Force Academy, which has the IATA airport code "AFF"

Other uses

 * A Fine Frenzy, a singer
 * Accelerated freefall, a method of skydiving training
 * Adult FriendFinder, a commercial dating website
 * Advance-fee fraud, a confidence trick in which the target is persuaded to advance relatively small sums of money in the hope of realizing a much larger gain
 * Advanced Fighting Fantasy, a British fantasy tabletop roleplaying game
 * aff., an abbreviation for affinis in biological open nomenclature
 * Aff (river), in western France
 * Affine group, $$\operatorname{Aff}$$ is used to represent the group of affine transformations on a space
 * Automated Flight Following (AFF), a US Department of Agriculture system to track firefighting aircraft