William Alland
- Birthday: 1916-03-04
- Deathday: 1997-11-11
- Place of birth: Delmar, Delaware, USA
William Alland was an American actor, film producer and writer, mainly of Western and science-fiction/monster films, including This Island Earth, It Came From Outer Space, Tarantula!, The Deadly Mantis, The Mole People, The Colossus of New York, The Space Children, and the three Creature from the Black Lagoon films.
