|Ordered||15 Dec 1937|
|Laid down||31 Mar 1939||F. Krupp Germaniawerft AG, Kiel (werk 595)|
|Launched||13 Jan 1940|
|Commissioned||11 Mar 1940||Kptlt. Fritz Frauenheim (Knights Cross)|
|Successes||22 ships sunk, total tonnage 112,618 GRT|
1 warship sunk, total tonnage 1,190 tons
2 ships damaged, total tonnage 9,113 GRT
Stricken at Neustadt on 21 Oct, 1943. Scuttled there on 3 May, 1945. Wreck broken up.
U-101 operated with the following Wolfpacks during its career:
Rösing (12 Jun 1940 - 15 Jun 1940)
West (2 Jun 1941 - 20 Jun 1941)
Grönland (12 Aug 1941 - 27 Aug 1941)
Reissewolf (21 Oct 1941 - 29 Oct 1941)
Attacks on this boat
23 May 1940
For the second day in a row, the outbound boat encountered an enemy submarine in the North Sea. This time a torpedo track was seen passing the bow at a distance of about 50 metres.
29 May 1940
16.30 hours, Celtic Sea, southwest of Lands End: an unidentified aircraft dropped 2 depth charges, causing minor damage. (Sources: Ritschel)
31 May 1940
After a successful attack on convoy HGF-31 in the English Channel west of Guernsey, the boat was attacked for 4 hours with 34 depth charges. On going to periscope depth at 22.00 hours, an armed trawler attacked again, dropping 7 depth charges which caused moderate damage. (Sources: Ritschel)
4 Jun 1940
20.14 hours, south of Lands End: an unidentified aircraft dropped one bomb. No damage. (Sources: Ritschel)
23 Jun 1940
04.08 hours, off the Shetland Isles: an unidentified aircraft dropped 3 bombs on the inbound boat, damaging the periscope. (Sources: Ritschel)
3 Sep 1940
While searching for a convoy west of Ireland, an escort launched a series of depth charges over 5 runs, causing moderate damage and flooding that the crew were able to control. (Sources: Ritschel)
19 Oct 1940
Despite being shelled by an armed freighter, U-101 completed the launch of torpedoes in a final attack on convoy SC-7 north of Ireland. The shells missed, landing astern as U-101 was turning away and zig-zagging. (Sources: Ritschel)
29 Jan 1941
04.16 hours, North Atlantic west of Ireland: gunfire from a destroyer forced U-101 to dive as she was attempting to attack convoy SC-19. The 3 depth charges subsequently launched caused no damage. (Sources: Ritschel)
23 Apr 1941
The boat encountered a British submarine in the North Atlantic, which fired two torpedoes, but both missed.
24 Aug 1941
09.53 hours, near Rockall: an unidentified aircraft dropped 2 depth charges. No damage from this attack, but U-101 was subsequently forced to dive to evade aircraft operating in the area on five other occasions over the 24th-25th of August. (Sources: Ritschel)
28 Aug 1941
03.03 hours, Atlantic, west of Ireland: the boat was forced to dive by a destroyer while operating against convoy OS-4, and was attacked for 3 hours by several escorts with 30 depth charges. The attacks were accurate, but the only serious damage was a disabled periscope. (Sources: Ritschel)
13 Oct 1941
10.45 hours, Bay of Biscay: the outbound boat was attacked by a twin-engined aircraft which dropped 3 depth charges, causing minor damage. The attack also apparently caused an oil leak, because three more depth charges were dropped on the submerged boat at 16.42 hours. (Sources: Ritschel)
12 recorded attacks on this boat.
Men lost from the boat
4 Jun 1941
The boat lost a man, Matrosenobergefreiter Horst Jackl, overboard.
Related: For more info on such losses see - Men lost from U-boats -
We have 2 emblem entry for this boat! See the emblem page for this boat or view each one below.
There was another U-101 in World War One
That boat was launched from its shipyard on 1 Apr 1917 and commissioned into the Imperial Navy on 15 May 1917. The Naval war in WWI was brought to an end with the Armistice signed on 11 Nov, 1918. Read about the U 101 during WWI.