List of Warships By Nickname - H

H

• "Happy Valley" – USS Valley Forge
• "He-Cat" - HMS Hecate; humorous malapropism
• "HMAS Can Opener" - HMAS Melbourne; given by US Navy sailors for the ships part in the sinking of the US Navy destroyer USS Frank E. Evans.
• HMS Refit - HMS Renown;
• HMS Repair - HMS Repulse
• "Hiroshima" - Soviet submarine K-19, due to a nuclear accident onboard
• "Holiday Express" – USS Bunker Hill
• "HST" – USS Harry S. Truman; initials of the ship's namesake Harry S. Truman
• "Hymi G" - USS Hyman G. Rickover