AFB

AFB may refer to:


 * Armed Forces Bank, a US-based financial institution for military members and families
 * Armed Forces Bikers, a UK-based motorcycle charity to assist former members of the armed forces
 * Acid-fast bacilli
 * Air Force Base
 * Air Force Brat (children of Air Force personnel)
 * American Farm Bureau
 * American flatbow, a style of bow used in archery
 * American foulbrood, a honeybee disease
 * American Foundation for the Blind
 * Spoken Gulf Arabic (SIL code)
 * AFB, the forward-backward asymmetry