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| U-637 | Type VIIC |
| Feldpost Number | M 51 550 |
| Construction Yard | Blohm und Voß, Hamburg |
| Yard Number | 613 |
| Ordered | 20th Jan 1941 |
| Keel laid | 17th Oct 1941 |
| Launched | 7th Jul 1942 |
| Commissioned | 27th Aug 1942 |
| Baubelehrung | 8.KLA, Hamburg | | Training, Flotillas and Duties | | 08.42 - 04.44 | 5.U-Flottille, Kiel
Ausbildungsboot (under training)
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| 06.44 - 07.44 | 1.U-Flottille, Brest
Frontboot ohne Einsatz (temp. non operational)
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| 07.44 - 01.45 | 8.U-Flottille, Danzig
Frontboot (operational)
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| 01.45 - 05.45 | 5.U-Flottille, Kiel
Frontboot (operational)
Frontboot minenünternehmungen (minelaying)
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| Commanders | | 08.42 - 02.43 | OL Max Dieterich
see also: U-78 |
| 02.43 - 07.44 | KL Günther Zedelius |
| 07.44 - 09.44 | OL Fritz Fabricius
see also: U-234 U-1028 |
| 10.44 - 01.45 | KL Wolfgang Riekeberg
see also: U-1054 |
| 01.45 - 01.45 | OL Walter Ehrhardt
see also: U-1016 |
| 01.45 - 04.45 | KL Wolfgang Riekeberg
see also: U-1054 |
| 04.45 - 05.45 | OL LI.Klaus Weber |
| Operations information for U-637 | 07.06.1944 - 09.06.1944
First Sailing
U-637 left Kiel under the command of Günther Zedelius on 7th Jun 1944 and arrived at Vallöy on 9th Jun 1944 after two days.
| 01.07.1944 - 01.07.1944
Second Sailing
On the 1st Jul 1944, U-637 left Vallöy under the command of Günther Zedelius and arrived at Arendal on the same day.
| 19.07.1944 - 20.07.1944
Third Sailing
U-637 departed under Günther Zedelius from Arendal on 19th Jul 1944 and arrived at Kiel on 20th Jul 1944 after one day.
| 13.10.1944 - 16.10.1944
Fourth Sailing
U-637 left Kiel under the command of Wolfgang Riekeberg on 13th Oct 1944 and after three days arrived at Danzig on 16th Oct 1944.
| 25.11.1944 - 13.01.1945
Fifth Sailing - active patrol
On the 25th Nov 1944, U-637 left Danzig under the command of Wolfgang Riekeberg and arrived back at Danzig seven weeks later on 13th Jan 1945.
Wolfgang Riekeberg hit one ship on this patrol.-
On 24th Dec 1944 he sank the Soviet 39 ton BMO-594 Baltiec.
| 05.04.1945 - 13.04.1945
Sixth Sailing - active patrol
U-637 departed under Wolfgang Riekeberg from Kiel on 5th Apr 1945 and after just over one week arrived at Stavanger on 13th Apr 1945.
| 23.04.1945 - 28.04.1945
Seventh Sailing - active patrol
U-637 left Stavanger under the command of Wolfgang Riekeberg on 23rd Apr 1945 and arrived back at Stavanger on 28th Apr 1945 after five days on patrol.
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| Notes for U-637 |
We have 34 crew names for this boat. click here for crew names of U 637
You can perform other crew searches here. Note that the number of names we give possibly includes prior crew members.
There are 3 photographs in this boat's album. Click here to view the U-Boat photo album.
You can discuss this boat or ask questions at the ubootwaffe.net forums |
| | | We have extra information on
1 relevant ship here:
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 | | Relaxing on deck | | Courtesy Detlef Gerisch | | Uwe Holm (right) with Ob.Steuermann Alois Trierweiler. Uwe Holm was IIWO of U 566 and IWO of both U 1054 and U 637. |
 | | KL Wolfgang Riekeberg | | Courtesy Detlef Gerisch | | KL Wolfgang Riekeberg commanded U 637 from January to April, 1945. He also commanded U 1054. |
 | | Uwe Holm | | Courtesy Detlef Gerisch |
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