- Source: HMS Chelmer
Two ships of the Royal Navy have been named HMS Chelmer:
HMS Chelmer (1904) was a River-class destroyer launched in 1904 and sold for scrap in 1920
HMS Chelmer was to be the name of HMS Balsam but the ship was renamed before launching
HMS Chelmer (K221) was a River-class frigate launched in 1943 and scrapped in 1957