Harry Sheridan Palmer was the child of Charles Sheridan Palmer and Corilla Louisa (Jines). He was born in Ameliasburgh, Prince Edward County, Ontario, on 22 July 1891. In 1908 he won the Trenton to Belleville road race. He married Minnie Elizabeth Simpson on 22 January 1913 in Trenton, Ontario and was working as a painter at the time of the 1921 census. He died in 1976 and was buried in Whitby, Ontario.