Marcus Mumford is a British singer, songwriter, and musician, best known as the lead vocalist and guitarist of the folk rock band Mumford & Sons. Born on January 31, 1987, in Anaheim, California, he grew up in a musical family and later moved to England, where he formed the band in 2007. Mumford & Sons gained widespread recognition with their debut album, Sigh No More, which featured hit songs like "Little Lion Man" and "The Cave." The band is known for its energetic performances and a blend of folk, rock, and bluegrass influences, earning multiple awards, including Grammy Awards.