Career
Wartime
''Upstart'' spent most of her wartime career operating off the south coast of France, where she sank the French fishing vessels ''Grotte de Bethlehem'' and ''Torpille'', the German auxiliary minelayer ''Niedersachsen'' (the former French ''Guyane'') and the German merchant ''Tolentino'' (the former French ''Saumur''). She also launched failed attacks against the French merchant ''Medjerda'' and the Italian merchant ''Pascoli''.Greek service
''Upstart'' survived the war and was loaned to the Greek Navy in 1945, where she was renamed ''Amfitriti''. She served with the Greek Navy for seven years, and was returned to the Royal Navy in 1952. She was subsequently sunk as an ASDIC target off the Isle of Wight on 29 July 1959.References
* * * * * {{DEFAULTSORT:Upstart (P65) British U-class submarines Ships built in Barrow-in-Furness 1942 ships World War II submarines of the United Kingdom British U-class submarines of the Hellenic Navy Maritime incidents in 1959