William Maldwyn "Mal" Griffiths (8 March 1919 – 5 April 1969) was a Welsh footballer who played as an outside right for Leicester City and Wales. Born in Merthyr Tydfil, Griffiths started out in local football before signing for Arsenal. After a spell at Arsenal's nursery club Margate he returned to the senior team and played nine league games (scoring five goals) in 1937-38 as Arsenal won the old First Division. Griffiths also won eleven caps for Wales, scoring two goals.