William Sancho Thair (February 20, 1887 - November 28, 1966) was a farmer and political figure in Saskatchewan, Canada. He represented Lumsden in the Legislative Assembly of Saskatchewan from 1944 to 1956 as a Co-operative Commonwealth Federation (CCF) member. The 1944 election of the CCF was the first socialist government in North America. Among Thair's personal political highlights was introducing legislation which created provincial-wide state-operated crop insurance.[1]
He was born near Holstein, Ontario, the son of Philip Franklin Thair and Hannah Maria Mickleborough.[2] He farmed in the Lumsden district from 1910 to 1956. Thair was a member of the United Farmers of Canada and the Saskatchewan Wheat Pool. He served on the local school board for 27 years.[3] In 1915, he married Goldie Traynor.[2]