Born in Clonmel, County Tipperary, Mulvihill first arrived on the inter-county scene at the age of sixteen when he first linked up with the Tipperary minor team before later joining the under-21 side.
Born in Clonmel, County Tipperary, Mulvihill first played competitive Gaelic football in his youth. He arrived on the inter-county scene at the age of sixteen when he first linked up with the Tipperary minor team before later joining the under-21 side.