List of all U-boats




Ordered23 Sep 1939
Laid down20 Jan 1940 F Schichau GmbH, Danzig (werk 1475)
Launched15 Mar 1941
Commissioned21 Jun 1941Kptlt. Wolfgang Heyda
21 Jun 1941 - 18 Dec 1941  Kptlt. Wolfgang Heyda
1 patrol
21 Jun 1941-1 Nov 1941  7. Flottille (training)
1 Nov 1941-18 Dec 1941  7. Flottille (active service)
SuccessesNo ships sunk or damaged

Sunk on 18 December 1941 in the North Atlantic north of Madeira, in position 36.15N, 15.48W, by depth charges from the British escort destroyer HMS Blankney and the British destroyer HMS Stanley. 2 dead and 42 survivors.

Loss position

View the 1 war patrol

Wolfpack operations

U-434 operated with the following Wolfpacks during its career:
   Steuben (14 Nov 1941 - 1 Dec 1941)
   Seeräuber (15 Dec 1941 - 18 Dec 1941)

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-434 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.

Coat of Arms of Lignitz

Media links

Silent Runner

Martin, Rodney J.

German U-Boat Losses During World War II

Niestle, Axel

U-Boat Operations of the Second World War - Vol 1

Wynn, Kenneth

Hitler's U-boat War

Blair, Clay

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