Bruno Mahn

Kapitän zur See (Crew 10/11)

1 ship sunk, total tonnage 7,628 GRT

Born  3 Dec 1887 Dorfilm, Leuthenberg, Thüringen
Died  6 Feb 1961(73)

If you can help with photo or any information on this Officer please contact us at


25 Nov 1912 Vizesteuermann der Reserve
12 Mar 1915 Leutnant zur See der Reserve
16 Nov 1917 Oberleutnant zur See der Reserve
23 Nov 1918 Out of naval service
1 Jun 1936 Korvettenkapitän (Ergänzungsoffizier)
1 Jun 1940 Fregattenkapitän
1 Aug 1942 Kapitän zur See


  Iron Cross 2nd Class
  Iron Cross 1st Class

U-boat Commands

UB 30 Nov 1940 31 Jul 1941   No war patrols 
UD-5 1 Nov 1941 12 Jan 1943   1 patrol (75 days) 

Kapitän zur See Bruno Mahn was one of the oldest U-boat commanders of WWII to depart on patrol when he took his boat UD-5 out from Marviken on 30 Aug 1942. He was almost 55 years old when he left for his 75 day patrol, arriving safely in Lorient, France on 12 Nov 1942 having sunk one ship (7,628 GRT).

World War One

Bruno Mahn served on U-boats in WWI, see his WWI career page.


Busch, R. and Röll, H-J. (1999). German U-boat commanders of World War II.
Busch, R. and Röll, H-J. (1997). Der U-Bootkrieg 1939-1945 (Band 2).

Patrol info for Bruno Mahn

 U-boat Departure Arrival  
1. UD-5 27 Aug 1942  Kiel  28 Aug 1942  Marviken   2 days
2. UD-5 30 Aug 1942  Marviken  12 Nov 1942  Lorient  Patrol 1,75 days

Ships hit by Bruno Mahn

Date U-boat Name of ship Tons Nat. Convoy
29 Oct 1942UD-5 Primrose Hill7,628brON-139

1 ship sunk (7,628 tons).

Media links

German U-boat Commanders of World War II

Busch, Rainer and Röll, Hans-Joachim

Listing of all U-boat commanders

As an Amazon Associate earns a commission from qualifying purchases.