Burt Wendell Fansher (6 May 1880 – 1 April 1941) was a Reconstruction Party and Progressive party member of the Canadian House of Commons. He was born in Florence, Ontario and became a farmer.Fansher attended Ontario Agricultural College.He was first elected to Parliament at the Lambton East riding in the 1921 general election when he defeated Conservative incumbent Joseph Emmanuel Armstrong. After serving one term at Lambton East, Armstrong defeated Fansher in the 1925 election.