HMS Myrmidon
Seven ships of the British Royal Navy have been named HMS Myrmidon after the Myrmidons of Greek mythology. The first  was a 22-gun sixth rate in use from 1781 to 1811. The second  was a 20-gun sixth rate launched 1813 and broken up 1823. The third  was an iron-hulled paddle gun vessel in service from 1845 to 1858. The fourth  was a wooden-hulled screw gun vessel,  launched in June 1867 but completed in October as a survey vessel, and sold in 1889. The fifth  was a destroyer launched in 1900 and lost in a collision with a passenger ship in 1917. The sixth  was a destroyer launched in 1942 and loaned to the Polish Navy in that year, and as  sunk in 1943 by . The seventh  was a minesweeper launched in 1944 and broken up 1958. Royal Navy ship names