U-4

Type

IIA

 
Ordered2 Feb 1935
Laid down 11 Feb 1935 Deutsche Werke AG, Kiel (werk 239)
Launched31 Jul 1935
Commissioned17 Aug 1935Oblt. Hannes Weingärtner
Commanders
17 Aug 1935 - 29 Sep 1937   Hannes Weingärtner
30 Sep 1937 - 28 Oct 1938  Kptlt. Hans-Wilhelm von Dresky
29 Oct 1938 - 16 Jan 1940  Kptlt. Harro von Klot-Heydenfeldt
17 Jan 1940 - 7 Jun 1940   Hans-Peter Hinsch
8 Jun 1940 - 28 Jul 1940  Oblt. Heinz-Otto Schultze (Knights Cross)
29 Jul 1940 - 2 Feb 1941   Hans-Jürgen Zetzsche
3 Feb 1941 - 8 Dec 1941  Ltn. Hinrich-Oscar Bernbeck
9 Dec 1941 - 15 Jun 1942  Oblt. Wolfgang Leimkühler
16 Jun 1942 - 23 Jan 1943  Ltn. Friedrich-Wilhelm Marienfeld
24 Jan 1943 - 31 May 1943   Joachim Düppe
1 Jun 1943 - 22 Aug 1943  Oblt. Paul Sander
23 Aug 1943 - May, 1944  Oblt. Herbert Mumm
May, 1944 - 9 Jul 1944  Oblt. Hubert Rieger
Career4 patrols 1 Aug 1935 - 1 Sep 1939  U-Bootschulflottille (school boat)
1 Sep 1939 - 1 Oct 1939  U-Bootschulflottille (front boat)
1 Oct 1939 - 1 Feb 1940  U-Bootschulflottille (school boat)
1 Mar 1940 - 1 Apr 1940  U-Bootschulflottille (front boat)
1 May 1940 - 30 Jun 1940  U-Bootschulflottille (school boat)
1 Jul 1940 - 31 Jul 1944  21. Flottille (school boat)
Successes3 ships sunk for a total of 5,133 GRT
1 warship sunk for a total of 1,090 tons
Fate

Stricken 1 Aug, 1944 at Gotenhafen (Gdynia, Poland).

Scrapped in 1945.

See the 4 ships hit by U-4 - View the 4 war patrols

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-4 did not suffer any casualties (we know of) until the time of her loss.



U-Boat Operations of the Second World War - Vol 2
Wynn, Kenneth


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Books dealing with this subject include:

German U-Boat Losses During World War II. Niestle, Axel, 1998.
Hitler's U-boat War. Blair, Clay, 1996.
Hitler's U-boat War, Vol II. Blair, Clay, 1998.
Submarines versus U-boats. Jones, Geoffrey, 1986.
U-Boat Operations of the Second World War - Vol 1. Wynn, Kenneth, 1998.
U-Boat Operations of the Second World War - Vol 2. Wynn, Kenneth, 1998.


There was another U-4 in World War One
That boat was launched from its shipyard on 18 May 1909 and commissioned into the Imperial Navy on 1 Jul 1909. The Naval war in WWI was brought to an end with the Armistice signed on 11 Nov, 1918. Read about the U 4 during WWI.