Clannad is a 2007 Japanese animated fantasy drama film directed by Osamu Dezaki and based on the visual novel of the same name developed by Key. Toei Animation announced at the Tokyo Anime Fair on March 23, 2006 that an animated film would be produced, and was released theatrically by Toei Company on September 15, 2007. The film is a reinterpretation of the Clannad storyline which centers on the story arc of the female lead Nagisa Furukawa. It was the final film directed by Dezaki before his death in April 2011.

Clannad is a Japanese visual novel developed by Key and released on April 28, 2004, for Windows. While both of Key's first two previous works, Kanon and Air, had been released first as adult games and then censored for the younger market, Clannad was specifically made for all ages. It was later ported to the PlayStation 2, PlayStation Portable, Xbox 360, PlayStation 3, PlayStation Vita, PlayStation 4 and Nintendo Switch consoles. An English version for Windows was released on Steam by Sekai Project in 2015.