Four ships of the Royal Navy have borne the name HMS Cockchafer after the insect, the cockchafer:
HMS Cockchafer (1812) was a 5-gun schooner tender, previously the American schooner Spencer. She was captured in 1812 and sold in 1815.HMS Cockchafer (1855) was an Albacore-class wooden screw gunboat launched in 1855 and sold in 1872.HMS Cockchafer (1881) was a Banterer-class composite screw gunboat launched in 1881 and sold in 1905.HMS Cockchafer (1915) was an Insect-class gunboat launched in 1915, hulked in 1947 and sold in 1949.