Nine ships of the Royal Navy have been named HMS Severn after the River Severn:
HMS Severn was a 50-gun fourth-rate launched in 1695, rebuilt in 1739, captured by the French in 1746, and recaptured by the Royal Navy in 1747 but not taken back into service.HMS Severn was a 50-gun fourth-rate launched in 1747 and sold in 1759.HMS Severn was to have been a 38-gun fifth rate. She was renamed HMS Tagus before her launch in 1813.HMS Severn was a 44-gun Adventure-class fifth-rate launched in 1786 and wrecked in 1804.HMS Severn was a 40-gun Endymion-class fourth rate launched in 1813 and sold in 1825.HMS Severn was to have been a 46-gun fifth-rate. She was ordered in 1825 but cancelled in 1831.HMS Severn was a 50-gun fourth-rate launched in 1856, one of the last frigates with a sailing mast. She was converted to screw propulsion in 1860 and was broken up in 1876.HMS Severn was a Mersey-class protected cruiser launched in 1885 and sold in 1905.HMS Severn was a Humber-class monitor, launched for Brazil in 1913 but purchased in 1914 and sold in 1921, being scrapped in 1923.HMS Severn was a Thames-class submarine launched in 1934 and scrapped in 1946.HMS Severn is a River-class patrol vessel launched in 2002 and currently in service.