William Gwynne Davies (February 11, 1916 – November 9, 1999[1]) was a trade unionist and political figure in Saskatchewan.
He represented Moose Jaw City from 1956 to 1967 as a Co-operative Commonwealth Federation (CCF) member and Moose Jaw Wakamow from 1967 to 1971 as a New Democratic Party (NDP) member in the Legislative Assembly of Saskatchewan.
He was born in Indian Head, Saskatchewan and moved to Regina with his family at the age of 7.
During the 1940s, he worked at the Swift Canadian slaughterhouse in Moose Jaw and helped organize the plant for the United Packinghouse Workers of America.
He also researched and wrote a history of the Saskatchewan trade union movement in partnership with Murray Cotterill.