Guillaume Tranchant (French pronunciation: ​[ɡiˈjɔm tʁɑ̃ˈʃɑ̃]; born 20 February 1980), better known by his stage name Gringe ([ˈɡʁɛ̃ʒ]), is a French rapper and songwriter. He is one half of the French hip hop duo Casseurs Flowters, along with Orelsan, with whom he has released one studio album, Orelsan et Gringe sont les Casseurs Flowters.