List of successful U-boats

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Type VIIC U-boat

List of successful U-boats contains lists of the most successful German U-boats in the two World Wars based on total tonnage.

World War I[edit]

This list contains the 5 most successful German U-boats during the First World War based on total tonnage. Only sunk commercial vessels are included, not military (warships) nor damaged ships.

5 Top-scoring U-boats of World War I
Boat Type Commissioned Total
tonnage
Ships
sunk
Patrols Fate Captains
SM U-35 Type U 31 3 November 1914 539,741 224 17 Surrendered, 26 November 1918 Waldemar Kophamel
Lothar von Arnauld de la Perière
Ernst von Voigt
Heino von Heimburg
SM U-39 Type U 31 13 January 1915 404,478 154 19 Surrendered, 22 March 1919 Hans Kratzsch
Walter Forstmann
Heinrich Metzger
SM U-38 Type U 31 15 December 1914 299,985 137 17 Surrendered, 23 February 1919 Max Valentiner
Wilhelm Canaris
Hans Heinrich Wurmbach
Clemens Wickel
SM U-34 Type U 31 5 October 1914 262,886 121 17 Missing, 9 November 1918 Claus Rücker
Wilhelm Canaris
Johannes Klasing
SM U-33 Type U 31 27 September 1914 229,598 84 16 Surrendered, 16 January 1919 Konrad Gansser
Gustav Sieß
Hellmuth von Doemming

World War II[edit]

This list contains the 10 most successful German U-boats during the Second World War based on total tonnage. Both commercial and military vessels (warships) are included but only sunk ships are included, not damaged ships.

10 Top-scoring U-boats of World War II
Boat Type Commissioned Total
tonnage
Ships
sunk
Patrols Fate Captains
U-48 VIIB 22 April 1939 307,935 52 12 Scuttled, 3 May 1945 Herbert Schultze
Hans-Rudolf Rösing
Heinrich Bleichrodt
U-99 VIIB 18 April 1940 244,658 38 8 Scuttled, 17 March 1941 after depth charging by HMS Walker. Otto Kretschmer
U-103 IXB 18 April 1940 237,596 45 11 Decommissioned March 1944. Sunk by bombs in Kiel, 15 April 1945. Viktor Schütze
Werner Winter
U-124 IXB 11 June 1940 224,953 48 11 Lost with all hands, 2 April 1943 after depth charging by HMS Stonecrop and HMS Black Swan. Georg-Wilhelm Schulz
Johann Mohr
U-123 IXB 30 May 1940 223,816 44 12 Decommissioned June 1944. Scuttled in port, 19 August 1944. Refloated and taken into French service as Blaison. Karl-Heinz Moehle
Reinhard Hardegen
Horst von Schroeter
U-107 IXB 8 October 1940 217,786 39 14 Lost with all hands 18 August 1944 after depth charging by a Sunderland of 201 Squadron RAF. Günter Hessler
Harald Gelhaus
Volker Simmermacher
Karl-Heinz Fritz
U-37 IX 4 August 1938 202,528 55 11 Scuttled, 8 May 1945 Heinrich Schuch
Werner Hartmann
Victor Oehrn
Asmus Nicolai Clausen
Ulrich Folkers
U-66 IXC 20 March 1940 200,021 33 12 Sunk 6 May 1944 by Grumman F4F Wildcats and Grumman TBF Avengers of USS Block Island, rammed by destroyer escort USS Buckley. Richard Zapp
Friedrich Markworth
Paul Frerks
Gerhard Seehausen
U-68 IXC 11 February 1941 197,998 33 10 Sunk 10 April 1944, depth charges and rockets fired by F4F Wildcats and TBM Avengers of USS Guadalcanal. Karl-Friedrich Merten
Albert Lauzemis
Ekkehard Scherraus
Gerhard Seehausen
Albert Lauzemis
U-47 VIIB 17 December 1938 191,919 31 10 Missing with all hands, on or about 7 March 1941 while patrolling south of Iceland between 59 deg and 62 deg north. Depth charged by destroyers HMS Wolverine and HMS Verity after being located using Type 286 ASDIC newly fitted to both destroyers. Günther Prien

References[edit]