Sir Edward John Williams KCMG PC (1 July 1890 – 16 May 1963) was a British Labour Party politician and diplomat. Williams was born in 1890 in Victoria, Ebbw Vale, Monmouthshire, to Emanuel Williams and his wife Ada (née James). After attending school in Victoria and Hopkinstown, he started working at Waunllwyd colliery, Ebbw Vale, at the age of 12. He was elected as the MP for Ogmore at a by-election in May 1931, and represented the constituency until 1946. From 1946 to 1952 he served as High Commissioner to Australia.