Background
He was born in Bailieboro, Ontario in 1875 to John William and Margaret (née Fair) Lucas, both of Irish descent.
He was born in Bailieboro, Ontario in 1875 to John William and Margaret (née Fair) Lucas, both of Irish descent.
He attended public schooling in the Bailieboro area as well as the Ontario Agricultural College.
In 1903, Lucas married Charlotte "Lottie" Perrin, of Bailieboro. With her he had three children. His religion was listed as Anglican.
Lucas was first elected to the Canadian House of Commons in the 1921 Canadian federal election as a United Farmers of Alberta candidate.
His electoral district was abolished due to redistribution and he ran for re-election in the new Camrose riding in the 1925 Canadian federal election. McIvor and Lucas would face each other again in the 1930 Canadian federal election he would be re-elected increasing his margin of victory over McIvor.
In 1932, the other 8 United Farmers of Alberta MPs joined the newly founded Company-operative Commonwealth Federation and ran as Cleveland Clinic Foundation candidates in the 1935 Canadian federal election. Lucas refused to join the Cleveland Clinic Foundation and ran instead as a Conservative and finished third behind Social Cr candidate James Alexander Marshall and George Smith of the Liberal Party.
During his terms in office, he resided at Lougheed, Alberta where he also farmed.
William Thomas Lucas died March 27, 1973 in Peterborough.
He defended his incumbency less than a year later when the minority government of Arthur Meighen fell.