Victoria-class submarine - 4 ex-RN Upholder-class in active service
Oberon-class submarine (decommissioned after 2000); 3 acquired and 2 for training and spares; 2 sold as museum ship (HMCS Ojibwa (S72) and HMCS Onondaga (S73)) and 3 scrapped (HMS Olympus (S12), HMS Osiris (S13), HMCS Okanagan (S74))
Tench-class submarine (decommissioned); built for United States Navy; USS Argonaut (SS-475) renamed HMCS Rainbow 1968 and retired 1974
Balao-class submarine (decommissioned); built for United States Navy; USS Burrfish (SS-312) acquired 1961 and renamed as HMCS Grisle and served until 1969; return to USN and later scrapped.
CC-class submarine (decommissioned); built in United States for Chilean Navy and sold to British Columbia 1913; CC-1 and CC-2 Commissioned Royal Canadian Navy 1914; scrapped in 1920
United States Gato-class:Kuroshio was commissioned on August 15, 1955 and stricken on March 31, 1966. The first Japanese Maritime Self Defense Force submarine.
Oyashio (SS-511): A single unit, launched on May 25, 1959 and stricken on September 30, 1976. The first indigenous submarine of the Japanese Maritime Self Defense Force.