The Rainbow-class submarine or R class was a quartet of patrol submarines built for the Royal Navy in the early 1930s.
HMS Stratagem was a third-batch S-class submarine built for the Royal Navy during World War II. Completed in 1943, she made her first war patrol off Norway before she was sent to the Far East, where she conducted three war patrols. On her second, she shelled installations on a Japanese-held island. Her only success came on her last patrol, when she torpedoed and sank a Japanese oil tanker. Soon after, she was spotted by aircraft and depth charged by a destroyer. She was forced to surface, and was scuttled to prevent her capture. Ten crew members escaped the sinking submarine and were taken prisoner, of whom only three survived the war.
HMS Satyr was an S-class submarine of the Royal Navy, and part of the third group built of that class. She was built by Scotts, of Greenock and launched on 28 September 1942.
HMS Scythian was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was sold for scrap in 1960.
HMS Sea Scout was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was sold for scrap in 1965.
HMS Sentinel was a S-class submarine of the third batch built for the Royal Navy during World War II. She was not completed until after the war and was sold for scrap in 1962.
HMS Shakespeare was an S-class submarine built for the Royal Navy during the Second World War, and part of the Third Group built of that class. She was built by Vickers-Armstrongs and launched on 8 December 1941.
HMS Shalimar was a third-batch S-class submarine built for the Royal Navy during World War II. Completed in April 1944, she conducted one war patrol off the Orkney Islands, then was assigned to the Pacific theater, arriving there in September. The submarine conducted one war patrol off the Nicobar Islands, destroying several small ships with gunfire. During her next three patrols in the Strait of Malacca, Shalimar sank twelve sailing vessels, eleven landing craft, four coasters, three lighters, three tugboats, and one minesweeper. After the war ended, the boat was sent back to England, placed in reserve, then sold for scrap in July 1950.
HMS Solent was a S-class submarine built by Cammell Laird and launched on 8 June 1944 of the third batch built for the Royal Navy during World War II. She spent most of her career in the Pacific Far East, often in company with her sister ship, HMS Sleuth. Together they sank fifteen Japanese sailing vessels and the Japanese auxiliary minesweeper Wa 3. She survived the war and was sold for scrap in 1961.
HMS Surf was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was scrapped in 1948.
HMS Sleuth was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was sold for scrap in 1958.
HMS Spur was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was sold to Portugal in 1948.
HMS Spearhead was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was sold to Portugal. She was scrapped in 1967.
HMS Supreme was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was sold for scrap in 1950.
HMS Spirit was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was scrapped in 1950.
HMS Spark was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was scrapped in 1950.
HMS Stoic was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was scrapped in 1950.
HMS Sturdy was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was scrapped in 1958.
HMS Subtle was a S-class submarine of the third batch built for the Royal Navy during World War II. She survived the war and was scrapped in 1959.
HMS Rainbow was a Rainbow-class submarine built for the Royal Navy during the 1930s.
United Kingdom
