List of all U-boats




Ordered6 Nov 1943
Laid down29 Jul 1944 F Schichau GmbH, Danzig (werk 1654)
Launched27 Sep 1944
Commissioned29 Jan 1945Oblt. Karl-Heinz Voswinkel
Aug, 1944 - Nov, 1944  Kptlt. Hans Hornkohl
29 Jan 1945 - 14 Mar 1945  Kptlt. Karl-Heinz Voswinkel
15 Mar 1945 - 9 Apr 1945  Kptlt. Rudolf Heinz Franke (Knights Cross)
15 Apr 1945 - 3 May 1945  Oblt. Wilhelm Neitzsch
No patrols
29 Jan 1945-3 May 1945  5. Flottille (training)
SuccessesNo ships sunk or damaged

Damaged by bombs in September 1944 in an air raid on the building slips. Repaired and completed.

Scuttled on 3 May 1945 in the western Weser estuary.

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-3509 did not suffer any casualties (we know of) until the time of her loss.

Media links

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

Wynn, Kenneth

German U-Boat Losses During World War II

Niestle, Axel