Halloween is a festivity possibly of Celtic origin. Halloween may also refer to:
- The Halloween franchise, which revolves around the aforementioned holiday
- Halloween (1978), the initial film in the franchise
- Halloween, the 1980 Extended Edition of the above film
- The Chaos! Comics Halloween series
- Halloween #1, the first installment in the above series
- Halloween (2007), the ninth film and remake of the original
- Halloween (2018), the eleventh film and sequel to the original that ignores all previous sequels
- Halloween, the novelization of the original film
- Halloween, the novelization of the 2018 sequel
- Halloween, a console game inspired by the 1978 classic
- Halloween, a board game inspired by the 1978 classic
- Halloween, a pinball table inspired by the 1978 classic