Marcus Oliver Johnston Mumford is an English lead singer of the Mercury Prize- and Grammy-nominated band, Mumford & Sons. He also plays the guitar, drums and mandolin with the band.Mumford was born on January 31, 1987 in Anaheim, California. His family moved back to their native England when Mumford was six-months-old. He attended King's College School in Wimbledon where he met fellow band member, Ben Lovett. He went on to study classics at the University of Edinburgh but returned to London to focus on his music career after his first year of study. It was in Edinburgh that he penned most of Mumford & Sons' debut album, "Sigh No More". He began his musical career playing drums for Laura Marling on tour, along with the other current members of Mumford & Sons. It was through touring with Laura and playing important gigs of his early writing that they decided to set up the band in 2007.Marcus' parents, John and Eleanor, are national leaders of the Vineyard Church in the UK and Ireland. Currently, as of July 2011, Mumford is reportedly engaged to British actress Carey Mulligan. Previously, Mumford was in a relationship with Laura Marling; they broke up around Christmas 2010, but are reportedly still friends.