U-409

Type

VIIC

Ordered

30 Oct 1939

Laid down

26 Oct 1940

Danziger Werft AG, Danzig (werk 110)

Launched

23 Sep 1941

Commissioned

21 Jan 1942

Oblt. Hanns-Ferdinand Massmann

Commanders

21 Jan 1942

12 Jul 1943

Oblt. Hanns-Ferdinand Massmann

Career
6 patrols

21 Jan 1942	-	31 Aug 1942	5. Flottille (training)
1 Sep 1942	-	30 Jun 1943	9. Flottille (active service)
1 Jul 1943	-	12 Jul 1943	29. Flottille (active service)

Successes

4 ships sunk, total tonnage 24,961 GRT
1 warship sunk, total tonnage 10 tons (lost aboard transport ships)
1 ship damaged, total tonnage 7,519 GRT

Fate

Sunk on 12 July 1943 in the Mediterranean Sea north-east of Algiers, in position 37.12N, 04.00E, by depth charges from the British destroyer HMS Inconstant. 11 dead and 37 survivors.

Loss position

See the 6 ships hit by U-409 - View the 6 war patrols

Wolfpack operations

U-409 operated with the following Wolfpacks during its career:
   Vorwärts (25 Aug 1942 - 2 Sep 1942)
   Streitaxt (20 Oct 1942 - 1 Nov 1942)
   Raufbold (11 Dec 1942 - 18 Dec 1942)
   Sturmbock (21 Feb 1943 - 26 Feb 1943)
   Wildfang (26 Feb 1943 - 5 Mar 1943)
   Westmark (6 Mar 1943 - 11 Mar 1943)

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-409 did not suffer any casualties (we know of) until the time of her loss.