William Henry Lucas (15 January 1918 – 1998) was a Welsh international football player in the late 1940s and 1950s. During his career, Lucas made over 400 appearances in The Football League during spells with Swindon Town, Swansea Town and Newport County and attained seven caps for Wales as well as eight wartime caps. After his retirement from playing, he went on to manage two of his former clubs, Newport County and Swansea Town.