Stéphane Rousseau (French pronunciation: [stefan ʁuso]; born September 17, 1966) is a Canadian actor and comedian.

He starred in the Academy Award-winning film The Barbarian Invasions.

His latest movies is the French comedy Fatal, a Zoolander-type spoof of the music industry focusing on the character Fatal Bazooka created by Michaël Youn.

In 2021 he was one of the panellists on Chanteurs masqués, the Quebec adaptation of the Masked Singer franchise.

[1] He and former wife Maud Saint-Germain share a son, Axel Saint-Germain-Rousseau, born on December 25, 2008.