List of all U-boats

U-420

Type

VIIC

 
Ordered20 Jan 1941
Laid down3 Dec 1941 Danziger Werft AG, Danzig (werk 121)
Launched18 Aug 1942
Commissioned16 Dec 1942Oblt. Hans-Jürgen Reese
Commanders
16 Dec 1942 - 20 Oct 1943  Oblt. Hans-Jürgen Reese
Career
2 patrols
16 Dec 1942-30 Jun 1943  8. Flottille (training)
1 Jul 1943-20 Oct 1943  11. Flottille (active service)
SuccessesNo ships sunk or damaged
Fate

Missing since 20 Oct, 1943 in the North Atlantic.

No explanation exists for its loss. 49 dead (all hands lost). (Axel Niestlé, January 1996).

Loss position

View the 2 war patrols

The boat reported for the last time from approximate position 48.00N, 21.00W while enroute to its operational area of Newfoundland.

Previously recorded fate

  • Sunk 26 Oct, 1943 in the North Atlantic, in postion 50.49N, 41.01W, by depth charges from a Canadian Liberator aircraft (RCAF Sqdn. 10/A). (Postwar assessment)
    Notes. This attack was in fact against U-91 inflicting no damage.

Attacks on this boat and other events

3 Jul 1943
A Fido homing torpedo launched from a Canadian B 24 Liberator (Sqdn 10/B) killed two men and wounded another. The boat was severely damaged but managed to reach base at Lorient on on 16 July. [Bootsmann Heinz Grosser, Matrosengefreiter Willi Noeske]

1 recorded attack on this boat.

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-420 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


Hitler's U-boat War, Vol II

Blair, Clay


German U-Boat Losses During World War II

Niestle, Axel