David James Williams (3 February 1897 – 12 September 1972) was a Welsh miner and checkweighman who became a Labour Party Member of Parliament (MP).
Williams was born in Tairgwaith in the Amman Valley to a South Wales family and went only to elementary school, leaving to work as a coal miner.
In 1924 he wrote a Book as a result of his studies at Ruskin College in Oxford, which denouncing mine owners and the development of their combines in swallowing up the coal industry.
He denounced Welsh Nationalism, supporting greater control of Wales by the rest of Britain, and lauded the Attlee government for its achievements in promoting full employment.
In 1948 he agreed to speak to a group of miners on unofficial strike to urge them to accept a new wages settlement, which led to a solution of the dispute.