Front Mission Alternative (フロントミッション オルタナティブ, Furonto Misshon Orutanatibu) is a real-time strategy video game developed and published by Square, and was released in Japan on December 18, 1997. Front Mission Alternative is the second spin-off entry and the fourth entry overall in the Front Mission series. Unlike other Front Mission titles, Front Mission Alternative is the precursor to the serialized storyline and features a completely standalone story and cast of characters.

It was re-released in Japan as part of Square Enix Co., Ltd's Ultimate Hits line on October 5, 2007.