Two ships and two submarines of the Royal Navy have been named HMS Splendid.
- was listed in 1597, with an unknown fate.
- was an , launched in 1918, and sold in 1931.
- was a S-class submarine, launched in 1942 and sunk in 1943 by a German destroyer.
- was a nuclear-powered hunter killer submarine.
Battle honours
Ships named Splendid have earned the following battle honours:
- Mediterranean, 1942
- North Africa, 1942
- Falkland Islands, 1982
- The Gulf, 2003