Knightfall may refer to:
Television Knightfall (TV series), an American historical fiction drama television series "Knight Fall", an episode of the sixth season of House "Knightfall" (Once Upon a Time), an episode of the seventh season of Once Upon a Time
Other uses Knightfall (character), a fictional DC Comics character associated with Batgirl Operation: Knightfall, the codename for the attack on the Jedi Temple during Star Wars: Episode III – Revenge of the Sith Knightfall (Silent Images album), 2016 Knightfall (Grailknights album), 2018 Batman: Knightfall, a 1993–1994 Batman story arc published by DC Comics Batman: Knightfall (film), adult animated film trilogy based on the comic book story arc
See also Nightfall (disambiguation)