HMS ''M1'' may refer to the following ships of the
Royal Navy
The Royal Navy (RN) is the United Kingdom's naval warfare force. Although warships were used by English and Scottish kings from the early medieval period, the first major maritime engagements were fought in the Hundred Years' War against F ...
:
* , a monitor initially named ''M1''
* , the first M-class submarine
See also
* ( sv, HMS M1), a Swedish Royal Navy M-type minesweeper; see
List of mine warfare vessels of the Swedish Navy
*
HSwMS ''Älvsnabben'' (M01) (1943) ( sv, HMS M1), a Swedish Royal Navy minelayer
{{DEFAULTSORT:M1
Royal Navy ship names