HMCS St. Pierre was a River-class frigate that served with the Royal Canadian Navy during the Second World War. She saw action as a convoy escort during the Battle of the Atlantic. She was named for Havre-Saint-Pierre, Quebec, whose name was shortened due to its length. After the war she was sold to Peru and renamed Teniente Palacios in 1947.St. Pierre was ordered on 1 February 1943 as part of the 1943–1944 River-class building program.