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
- , a French programming language for the CAB 500 computer
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
- Palestinian Air Force
- 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
- P.A.F. (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 Airfield, by IATA airport code
See also
- PAF Public School (disambiguation), Pakistan Air Force-operated boarding schools