German submarine U-215 was a Type VIID mine-laying U-boat of Nazi Germany's Kriegsmarine during World War II. She was one of six U-boats of her kind, equipped with special vertical tubes that launched the mines. Her keel was laid down 15 November 1940 by Germaniawerft in Kiel as yard number 647. The U-boat was launched on 9 October 1941 and commissioned on 22 November with Kapitänleutnant Fritz Hoeckner in command.