Rolf Thomsen (6 May 1915 – 26 March 2003) was a U-boat commander in the Kriegsmarine of Nazi Germany during World War II and later served with the Bundesmarine. He received the Knight's Cross of the Iron Cross with Oak Leaves for his command of the German submarine U-1202. Thomsen served in the Bundesmarine of West Germany since 1955, achieving the rank of Flotilla Admiral in 1966.