PAF

PAF may refer to:

Computing

 * Personal Ancestral File, a genealogy data program
 * PME Aggregation Function, a networking technology
 * Postcode Address File, a collection of UK postal addresses and postcodes, available from Royal Mail
 * .PAF, filename extension of PortableApps files

Medicine

 * Paroxysmal atrial fibrillation
 * Platelet-activating factor
 * Population attributable fraction (epidemiology)
 * Pure autonomic failure
 * Penicillum antifungal proteins

Military

 * Palestinian Arab Front
 * Protestant Action Force

Air forces

 * Pakistan Air Force
 * PAF Academy Risalpur, see Pakistan Air Force Academy
 * PAF College Lower Topa
 * PAF College Sargodha
 * Patrouille de France, an aerobatic team of the French Air Force
 * Philippine Air Force
 * Polish Air Force

Science

 * Phased array Feed
 * Population attributable fraction
 * Platelet-activating factor

Other uses

 * PAF (pickup), a first humbucker guitar pickup
 * Paf (company), a Finnish gambling company
 * Palestine Athletic Federation
 * Performing Arts Festival of Indian Institute of Technology Bombay
 * Professional Arena Football, a professional sport league launched in 2018
 * Pakuba Airport's IATA airport code
 * Phineas and Ferb, an animated series