William Dennis Shea (7 February 1924 - 22 September 1982) was a Welsh cricketer. He was a right-handed batsman who bowled right-arm leg break googly. Born at Briton Ferry, Glamorgan, Shea made his first-class debut for Glamorgan in the 1947 County Championship against Warwickshire. He played 1 further first-class match in the 1947 against Northamptonshire and played his final first-class match in 1948 against the Combined Services.