William Cecil James Philip John Paul Howard, 8th Earl of Wicklow (30 October 1902 – 8 February 1978), styled Lord Clonmore until 1946, was an Anglo-Irish peer. He was the only child of Ralph Howard, 7th Earl of Wicklow and the Countess of Wicklow, formerly Lady Gladys Mary Hamilton. His maternal grandparents were the 2nd Duke of Abercorn and Lady Mary Anna Curzon-Howe. He was known as Lord Clonmore until succeeding to the Earldom in 1946.