A Halloween party is a social event, typically a costume party held around Halloween.

Halloween Party may also refer to: Hallowe'en Party, 1969 novel by Agatha Christie The Halloween Party, 1974 children's book by Lonzo Anderson Halloween Party (Fear Street), 1990 book by R. L. Stine Halloween Party (album), 2003 release by Pink Anvil "Halloween Party" (song), 2012 release by Halloween Junky Orchestra "Fancy Dress", an episode of The Wind in the Willows "Halloween Party" (Squid Game), 2024 episode of Squid Game