HMCS Thetford Mines was a River-class frigate that served with the Royal Canadian Navy during the Second World War. She served primarily as a convoy escort in the Battle of the Atlantic. She was named for Thetford Mines, Quebec.

HMCS La Hulloise was a River-class frigate that served with the Royal Canadian Navy during the Second World War and again as a training ship and Prestonian-class frigate from 1957–1965. She was named for Hull, Quebec, but due to possible confusion with USS Hull, her name was altered.