Alf or ALF may refer to:
== Culture ==
ALF (TV series), an American television sitcom
ALF: The Animated Series, based on the TV series
ALF (video game), released by Sega in 1989
Alf (album), an album by Alison Moyet, 1984
=== Fictional characters ===
Alf Garnett, from the BBC's Till Death Us Do Part
Alf Mason, a member of Captain Hook's crew in Peter Pan and the Pirates, an American animated television series
Alf Mushpie, in the comic strip Bloom County
Alf Roberts, from the British television program Coronation Street
Alf Stewart, from the Australian television program Home and Away
Alf Tupper,...