HMS M22

History
United Kingdom
Name	HMS M22
Builder	Sir Raylton Dixon & Co.
Laid down	1 March 1915
Launched	10 June 1915
Fate	Sold December 1938 and wrecked 2 January 1939
General characteristics
Class and type	M15-class monitor
Displacement	540 tons
Length	177 ft 3 in (54.03 m)
Beam	31 ft (9.4 m)
Draught	6 ft 9 in (2.06 m)
Propulsion	2 shaft Triple Expansion steam engines 650 ihp
Speed	11 knots
Complement	69
Armament	As built 1 × BL 9.2-inch Mk VI gun 1 × 12-pdr (76 mm) QF Mk 1 gun 1 × 6-pdr (57 mm) QF MK 1 AA gun 1918 1 × BL 9.2-inch Mk VI gun 1 × QF 3-inch (76.20 mm) AA gun 1 × 6-pdr (57 mm) QF MK 1 AA gun

HMS M22 was a First World War Royal Navy M15-class monitor. Later converted to a minelayer and renamed HMS Medea, she was wrecked whilst being towed for breaking up on 2 January 1939.