Thomas Bangalter (French pronunciation: [tɔmɑ bɑ̃ɡaltɛʁ]; born 3 January 1975) is a French musician. He is best known as one half of the former French house music duo Daft Punk, alongside Guy-Manuel de Homem-Christo. He has recorded and released music as a member of the trio Stardust, the duo Together, as well as a solo artist. Bangalter's work has influenced a wide range of artists in various genres.

Bangalter owned the music label Roulé until its liquidation in 2018. He has provided compositions for several films, leading the soundtrack to Irréversible, as well as the ballet Mythologies. Outside of music production, his credits include film director and cinematographer. Bangalter is the son of French music composer and artist Daniel Vangarde.