German submarine U-615
 German submarine U-615 was a Type VIIC U-boat built for the German Kriegsmarine for service during World War II.Commissioned in 1942 and commanded by Kptlt. Ralph Kapitzky she was depth charged and sunk in the Caribbean Sea north of Porlamar on 7 August 1943 in position 12°38′N 64°15′W by US 6 Mariner and 1 Ventura aircraft. It was the largest aircraft hunt ever mounted for a single U-boat. Of her crew 4 (including her captain) were killed and 43 survived.