ALF
- 'Unlucky' Alf
- A.L.F. (ALF episode)
- ALF (TV series)
- ALF (character)
- ALF (proof assistant)
- ALF (psychology)
- ALF (video game)
- ALF Products
- ALF Tales
- ALFSEA
- Action Language for Foundational UML
- Acute liver failure
- Adam Le Fondre
- Advanced Library Format
- Afar Liberation Front
- Africa Leadership Forum
- Alege language
- Alf (album)
- Alf (barque)
- Alf (name)
- Alf (river)
- Alf Garnett
- Alf Mushpie
- Alf Roberts
- Alf Stewart
- Alf Tupper
- Alf Wit
- Alf and Alfhild
- Alf, Bill and Fred
- Alf, Rhineland-Palatinate
- Alfie (disambiguation)
- Alfred (disambiguation)
- Alfreton railway station
- Algebraic Logic Functional programming language
- Alph (disambiguation)
- Alta Airport
- American LaFrance
- American Legacy Foundation
- American Lighthouse Foundation
- American Liver Foundation
- Animal Liberation Front
- Application Lifecycle Framework
- Application layer framing
- Arab Liberation Front
- Assisted living facility
- Atlas linguistique de la France
- Atomic line filter
- Hildesheim (district)
- Monty Python and the Holy Grail
- Postman Pat
- Quantum Monte Carlo
- Yngvi and Alf