German submarine U-667

German submarine U-667 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II. She was laid down on 16 August 1941 by Deutsche Werft, Hamburg as yard number 816, launched on 29 August 1942 and commissioned on 21 October 1942 under Kapitänleutnant Heinrich Schroeteler.

Service History
The boat's career began with training at 5th U-boat Flotilla on 21 October 1942, followed by active service on 1 June 1943 as part of the 7th Flotilla for the remainder of her service.

In five patrols she sank one merchant ship, for a total of and 3 warships.

Wolfpacks
U-667 took part in five wolfpacks, namely
 * Coronel (4–8 December 1943)
 * Coronel 2 (8–14 December 1943)
 * Coronel 3 (14–17 December 1943)
 * Borkum (18–26 December 1943)
 * Preussen (13–22 March 1944)

Fate
U-667 sunk on 25 August 1944 in the Bay of Biscay in position 46°N, -1.5°W, when she struck a mine. All hands were lost.