List of all U-boats

U-637

Type

VIIC

 
Ordered20 Jan 1941
Laid down17 Oct 1941 Blohm & Voss, Hamburg (werk 613)
Launched7 Jul 1942
Commissioned27 Aug 1942Kptlt. Max Dieterich
Commanders
27 Aug 1942 - 22 Feb 1943  Kptlt. Max Bernd Dieterich
23 Feb 1943 - 20 Jul 1944  Kptlt. Günther Zedelius
21 Jul 1944 - 30 Sep 1944  Oblt. Fritz Fabricius
1 Oct 1944 - 26 Apr 1945  Kptlt. Wolfgang Riekeberg
Jan, 1945 - Jan, 1945  Oblt. Walther Ehrhardt
27 Apr 1945 - 9 May 1945  Oblt. Klaus Weber
Career
3 patrols
27 Aug 1942-31 May 1944  5. Flottille (training)
1 Jun 1944-5 Jul 1944  1. Flottille (active service)
6 Jul 1944-1 Jan 1945  8. Flottille (active service)
1 Jan 1945-8 May 1945  5. Flottille (active service)
Successes1 warship sunk, total tonnage 56 tons
Fate

Surrendered at Stavanger, Norway on 9 May 1945.

Transferred to Loch Ryan, Scotland for Operation Deadlight.

Operation Deadlight (post-war Allied operation, info)
Foundered in tow and sank on 21 December 1945 at 55.35N x 07.46W.

Final location

Blue marker shows final fate during Operation Deadlight. Orange marker shows German surrender.

See the 1 ships hit by U-637 - View the 3 war patrols

This boat is a dive site

Innes McCartney dove on this boat in 2001 (see his report).

Depth: 230 feet (70 meters)
Position (lat, long): 55.35, -7.46

See more U-boat dive sites.

Attacks on this boat and other events

26 Apr 1945
Norwegian MTBs (motor torpedo boats) 711 and 723 claimed a German U-boat sunk near Utsira, Norway. This attack was in fact against U-637, which survived. The commander of U-637 shot himself after being seriously wounded in the face. The Engineering Officer brought the boat to port. Several of the crew died in action. [Kapitänleutnant Wolfgang Riekeberg] (Sources: Klart til kamp, Helge Storm Bjercke (1954). Axel Niestlé.)

1 recorded attack on this boat.

Schnorchel-fitted U-boat
This boat was fitted with a Schnorchel underwater-breathing apparatus and sailed equipped with it in April 1945 but it was of course installed prior to that date. Read more about the Schnorchel and see list of fitted boats.

Men lost from the boat

26 Apr 1945
Norwegian MTBs (motor torpedo boats) 711 and 723 claimed a German U-boat sunk near Utsira, Norway. This attack was in fact against U-637, which survived. The commander of U-637 shot himself after being seriously wounded in the face. The Engineering Officer brought the boat to port. Several of the crew died in action. [Kapitänleutnant Wolfgang Riekeberg]

  Related: For more info on such losses see - Men lost from U-boats -


Media links


U-Boat Attack Logs

Daniel Morgan and Bruce Taylor


The Grey Wolves of Eriboll

David M. Hird


U-Boat Operations of the Second World War - Vol 2

Wynn, Kenneth


Hitler's U-boat War, Vol II

Blair, Clay


German U-Boat Losses During World War II

Niestle, Axel


The Royal Navy and German Naval Disarmament, 1942-1947

Madsen, Chris