Mobile Suit Gundam F91 (機動戦士ガンダムF91 Kidō Senshi Gandamu Effu Kujūichi^?) is a 1991 Japanese animated film. It was Gundam creator Yoshiyuki Tomino's attempt to launch a new Gundam saga, set thirty years after Char's Counterattack. He re-teamed with character designer Yoshikazu Yasuhiko and mecha designer Kunio Okawara for the occasion. The movie was first released in Japan on March 16, 1991.

The film is double-billed with Mobile Suit SD Gundam The Movie: Musha Knight Command: SD Gundam Scramble, an OVA based on the SD Gundam franchise.