List of all U-boats




Ordered20 Jan 1941
Laid down12 Feb 1942 Flensburger Schiffsbau-Ges, Flensburg (werk 483)
Launched21 Jan 1943
Commissioned3 May 1943Oblt. Paul-Heinrich Sass
3 May 1943 - 29 Jan 1944  Oblt. Paul-Heinrich Sass
2 patrols
3 May 1943-31 Oct 1943  5. Flottille (training)
1 Nov 1943-29 Jan 1944  7. Flottille (active service)
SuccessesNo ships sunk or damaged

Sunk on 29 January 1944 in the Bay of Biscay west of Bordeaux, in position 45.33N, 06.05W, by depth charges from a British Halifax aircraft (502 Sqn RAF/U). 49 dead (all hands lost). (Axel Niestlé, September 2003).

Loss position

View the 2 war patrols

U-364 reported for the last time on 29 January 1944, announcing its arrival at St. Nazaire on 31 January.

Previously recorded fate

  • Listed as missing in the Bay of Biscay as of January 31, 1944. No explanation exists for its loss.

    (Dr. Axel Niestlé, 1998)
  • Sunk 30 Jan, 1944 in the Bay of Biscay west of Bordeaux, France, in position 45.25N, 05.15W, by depth charges from a British Wellington aircraft (Sqdn. 172/K). (Postwar assessment)
    Notes. This attack was in fact against U-608 inflicting no damages. The boat shot down the aircraft before it dropped its charges.

Wolfpack operations

U-364 operated with the following Wolfpacks during its career:
   Coronel 1 (14 Dec 1943 - 17 Dec 1943)
   Sylt (18 Dec 1943 - 23 Dec 1943)
   Rügen 1 (23 Dec 1943 - 28 Dec 1943)
   Rügen 2 (28 Dec 1943 - 7 Jan 1944)
   Rügen (7 Jan 1944 - 14 Jan 1944)

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-364 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.

Key on a Chain

Media links

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

Wynn, Kenneth

Hitler's U-boat War, Vol II

Blair, Clay

German U-Boat Losses During World War II

Niestle, Axel