Samhain is a Gaelic festival.
Samhain may also refer to: Samhain (band), an American rock band Samhain (magazine), an Irish theatrical periodical Samhain (software), a file integrity checker Samhain (Ghostbusters), a character from The Real Ghostbusters NWA Samhain, a 2023 professional wrestling pay-per-view event produced by the National Wrestling Alliance
See also Sam Hain (b. 1995), cricketer Irish mythology in popular culture Samhan, a period in early Korean history