Marin Marais (May 31, 1656 – August 15, 1728) was a French composer.
He studied composition with Jean-Baptiste Lully, often conducting his operas, and with master of the bass viol Monsieur de Sainte-Colombe for six months. He was hired as a musician in 1676 to the royal court of Versailles. He did quite well as court musician, and in 1679 was appointed ordinaire de la chambre du roy pour la viole, a title he kept until 1725.