Gilles Marini (born January 26, 1976) is a French-American actor, known for his roles in the film Sex and the City and in the American television shows Brothers & Sisters and Switched at Birth. He was also the runner-up in season 8 of Dancing with the Stars, and was one of the returning celebrities in season 15. Gilles guest starred in Lifetime's Devious Maids season 2 then returned season 3 as main cast portraying Sebastien Dussault, 2014-2015.

For Disney, he has guest starred in several shows like CBS/ABC Studios Criminal Minds, Lifetime/ABC Studios Devious Maids, Netflix/ABC Studios Marvel's Daredevil and ABC's Ugly Betty, Dirty Sexy Money, Castle, and Modern Family. He also starred in ABC's Brothers & Sisters and in Freeform's Switched at Birth.