Ordered 15 Dec 1937
Laid down 11 Aug 1939 AG Weser, Bremen (werk 956)
Launched 9 May 1940
Commissioned 11 Jun 1940 Kptlt. Georg-Wilhelm Shultz (Knights Cross)
Commanders
11 Jun 1940 - 7 Sep 1941 Kptlt. Georg-Wilhelm Shultz (Knights Cross)
8 Sep 1941 - 2 Sep 1943 KrvKpt. Johann Mohr (Knights Cross)
Career
11 patrols
11 Jun 1940 - 1 Aug 1940 2. Flotille (training)
1 Aug 1940 - 2 Apr 1943 2. Flotille (active service
Successes 46 ships sunk, total tonnage 219,862 GRT
2 warships sunk, total tonnage 5,775 tons
4 ships damaged, total tonnage 30,067 GRT
Sunk on 2 April 1943 in the North Atlantic west of Oporto, Portugal, in position 41.02N, 15.39W, by depth charges from the British corvette HMS Stonecrop and the British sloop HMS Black Swan. 53 dead (all hands lost).
In the south Atlantic U 124 sank 13 ships totaling 63,830 GRT
UMONA - MARLENE - PORTADOC - TWEED - AEGEON - ST. HELENA - CORINTHIC -HMS DUNEDIN - SAGADAHOC - BROAD ARROW - BIRMINGHAM CITY - COLLINGSWORTH - MINOTAUR
UMONA
MARLENE (Seen as former HIGHLAND WARRIOR)
PORTADOC
TWEED
AEGEON
ST HELENA
CORINTHIC
HMS DUNEDIN
SAGADAHOC
BROAD ARROW
BIRMINGHAM CITY
COLLINGSWORTH
MINOTAUR (Seen as former M. J. SCANLON)