Marvin Musquin (born 30 December 1989 in La Réole, France) is a French former professional motocross and supercross racer. He competed in the Motocross World Championships from 2004 to 2010 and the AMA Motocross Championships from 2011 to 2023. He is a two-time MX2 World Champion & the 2015 250cc AMA Supercross East Champion.