Aaron Marsh is an American musician and record producer from Lakeland, Florida. He first gained prominence as the lead singer, guitarist and pianist for the Florida-based indie rock band Copeland, who formed in 2000. Marsh has since gone on to numerous production projects, co-producing his own band's studio albums usually along with either Matt Goldman or Aaron Sprinkle. Marsh also has worked as a film composer in narrative film, as well as advertising. His credits include the 2013 film Worm, the 2014 film A Bottle's Odyssey, and the 2018 film Shed.