List of submarine classes of the Royal Navy

This is a list of submarine classes of the Royal Navy of the United Kingdom. Dates of construction given.

Ships of the Royal Navy

Ships by name: A B C D–F G–H I–L M–N O–Q R–T U–Z
fleet aircraft carriers escort carriers seaplane carriers amphibious assault shipping battlecruisers dreadnought battleships pre-dreadnought battleships ironclads bomb vessels breastwork monitors corvettes and sloops cruisers destroyers torpedo boats fireships frigates gun-brigs gunboats and gunvessels mine countermeasure vessels monitors patrol and attack craft royal yachts ships of the line submarines support ships survey vessels shore establishments hospitals and hospital ships air stations aircraft wings fleets and major commands squadrons and flotillas early English ships (1409–1660) early Scots ships (1329–1707)
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Petrol-electric


	No.	First ship laid down	Last ship commissioned	Notes
Holland class	5	HMS Holland 1 2 October 1901	HMS Holland 5 1902	First submarines of the Royal Navy
A class	13	HMS A1 19 February 1902	HMS A13 22 June 1908	Royal Navy's first class of British-designed submarines
B class	11	HMS B1 25 October 1904	HMS B11 1906
C class	38	HMS C1 13 November 1905	HMS C38 10 February 1910	Last class of petrol powered submarines of the Royal Navy

D class — 8 boats, 1908–1912
E class — 58 boats, 1912–1916
F class — 3 boats, 1913–1917
S class — 3 boats, 1914–1915
V class — 4 boats, 1914–1915
W class — 4 boats, 1914–1915
G class — 14 boats, 1915–1917
H class — 44 boats, 1915–1919
J class — 7 boats, 1915–1917
L class — 34 boats, 1917–1919
M class — 3 boats, 1917–1918
Nautilus class — 1 boat, 1917
R class — 12 boats, 1918
HMS X1 — 1 boat, 1921
Odin class — 9 boats 1926–29 (subclasses Oberon 1 boat, Oxley 2 boats, Odin 6 boats)
Parthian class — 6 boats, 1929
Rainbow class — 4 boats, 1930
S class — 62 boats (subclasses Swordfish 4, Shark 8, Seraph 33, Subtle 17), 1931–1945
Thames class — 3 boats, 1932
Grampus class — 6 boats, 1932–1938
T class — 52 boats (subclasses Triton 15, Tempest 15, Taciturn 22), 1937–1945
Undine class — 3 boats, 1937–1938
P611 class — 4 boats, 1940
Umpire class — 37 boats, 1940–1943
Vampire class — 22 boats, 1943–1944
Amphion class — 16 boats, 1945–1947
Explorer class — 2 boats, 1954–1955
Stickleback class — 4 boats, 1954–1955
Porpoise class — 8 boats, 1956–1959
Oberon class — 13 boats, 1959–1966
Upholder class — 4 boats, 1986–1992

Dreadnought — one boat, 1959–1962
Valiant class — 2 boats, 1962–1965
Churchill class — 3 boats, 1967–1970
Swiftsure class — 6 boats, 1969–1979
Trafalgar class — 7 boats, 1979–1991 (last vessel preparing for decommissioning as of late 2024)
Astute class — 7 boats planned (5 in service), 2001 to 2026
SSN AUKUS class - undetermined number of boats planned, from early 2030s

Helgason, Guðmundur. "U-2326". Uboat.net. Retrieved 26 April 2016.
Helgason, Guðmundur. "U-2353". Uboat.net. Retrieved 30 April 2016.
"New Successor Submarines Named" (Press release). Gov.uk. 21 October 2016. Retrieved 21 October 2016.