"Not in Love" is a song by Canadian new wave band Platinum Blonde from the band's self-titled debut EP, Platinum Blonde (1983). It was released as a 7" single in October 1984 through CBS.
In 2010, "Not in Love" was covered by the Canadian electronic duo Crystal Castles for their second studio album, Crystal Castles II. A single version, which features Robert Smith of The Cure on lead vocals, was released as a single via their YouTube channel on October 26, 2010.