List of all U-boats




Ordered23 Sep 1939
Laid down8 Apr 1940 Danziger Werft AG, Danzig (werk 102)
Launched16 Dec 1940
Commissioned10 Apr 1941Kptlt. Gero Zimmermann
10 Apr 1941 - 3 Aug 1941  Kptlt. Gero Zimmermann
1 patrol
10 Apr 1941-1 Jul 1941  1. Flottille (training)
1 Jul 1941-3 Aug 1941  1. Flottille (active service)
SuccessesNo ships sunk or damaged

Sunk 3 Aug 1941 in the North Atlantic south-west of Ireland, in position 50.27N, 19.50W, by depth charges from the British destroyer HMS Wanderer and the Norwegian destroyer St. Albans and the British corvette HMS Hydrangea. 45 dead (all hands lost).

Loss position

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-401 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 1

Wynn, Kenneth

German U-Boat Losses During World War II

Niestle, Axel

Hitler's U-boat War

Blair, Clay