List of all U-boats




Ordered14 Oct 1941
Laid down29 Apr 1943 Deutsche Werft AG, Hamburg (werk 396)
Launched23 Dec 1943
Commissioned22 Mar 1944 Korvkpt. Hans-Joachim Kuhn
22 Mar 1944 - 14 Apr 1945  KrvKpt. Hans-Joachim Kuhn
15 Apr 1945 - 5 May 1945  Oblt. Heinrich Niemeyer (German Cross in Gold)
1 patrol
22 Mar 1944-31 Oct 1944  31. Flottille (training)
1 Nov 1944-5 May 1945  33. Flottille (active service)
SuccessesNo ships sunk or damaged

Surrendered on 5 May 1945 at Baring Bay, near Fredericia, Denmark (Waller & Niestlé, 2010).

Transferred from Wilhelmshaven to Loch Ryan, Scotland on 24 June 1945 for Operation Deadlight.

Operation Deadlight (post-war Allied operation, info)
Sunk on 29 Dec, 1945 in position 55.51N, 08.54W by naval gunfire from the destroyer HMS Onslaught.

Final location

View the 1 war patrol

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-1233 did not suffer any casualties (we know of) until the time of her loss.

U-boat Emblems

We have 1 emblem entry for this boat. See the emblem page for this boat or view emblems individually below.

U-boat, Cane, U

Media links

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
($ 58.77)

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