List of all U-boats




Ordered14 Oct 1941
Laid down26 May 1943 Nordseewerke, Emden (werk 225)
Launched12 Oct 1943
Commissioned8 Jan 1944Kptlt. Hans Bungards
8 Jan 1944 - 2 Jul 1944  Kptlt. Hans Bungards
3 Jul 1944 - 8 Oct 1944  Oblt. Werner Sausmikat
9 Oct 1944 - 24 Nov 1944  Oblt. Karl-Heinz Schmidt
25 Nov 1944 - 25 Feb 1945  Oblt. Jürgen Iversen
26 Feb 1945 - 5 May 1945  Kptlt. Wilhelm Eisele
No patrols
8 Jan 1944-1 Sep 1944  8. Flottille (training)
1 Sep 1944-28 Feb 1945  22. Flottille (school boat)
1 Mar 1945-5 May 1945  31. Flottille (school boat)
SuccessesNo ships sunk or damaged

Surrendered on 5 May 1945 at Cuxhaven, Germany (Waller & Niestlé, 2010).

Transferred from Wilhelmshaven to Loch Ryan, Scotland on 23 June 1945.

Operation Deadlight (post-war Allied operation, info)
Sunk on 30 December, 1945 at 56.03N x 10.05W by naval gunfire.

Final location

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

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-1103 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 Decoration and V

Media links

The Grey Wolves of Eriboll

David M. Hird

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

Wynn, Kenneth

The Royal Navy and German Naval Disarmament, 1942-1947

Madsen, Chris

German U-Boat Losses During World War II

Niestle, Axel