APIB

APIB may refer to:

Military

 * АПИБ (авиацио́нный полк истребителей-бомбардировщиков), Russian for a fighter-bomber aviation regiment, particularly in the Soviet Air Forces
 * Advanced primer ignition blowback, a design feature of some firearms

Political

 * MÉS-APIB, a name under which the Spanish political party Més per Mallorca has stood for election
 * Articulação dos Povos Indígenas do Brasil (Articulation of the Indigenous Peoples of Brazil), an organization representing indigenous Brazilian ethnic groups and led by Sônia Guajajara

Other

 * Assessment of Preterm Infants’ Behavior, a standardized comprehensive test for the newly born
 * APiB, a nickname for Alpha Pi Beta (ΑΠΒ), a sorority established at the University of Northern British Columbia in 1994