Career
He represented Simcoe East in the Legislative Assembly of Ontario from 1911 to 1919 as a Conservative member. The son of Isaac B. Hartt and Jane Irwin, he came to Canada in 1884. In 1897, Hartt married Flora Carter.
He ran unsuccessfully for a seat in the Ontario assembly in 1908.
Hartt served on the municipal council for Orillia. He died at Orillia in 1935.