|Ordered||23 Dec 1939|
|Laid down||22 Feb 1941||Bremer Vulkan-Vegesacker Werft, Bremen-Vegesack (werk 22)|
|Launched||19 Nov 1941|
|Commissioned||14 Jan 1942||Oblt. Heinz Rahe|
|Successes||No ships sunk or damaged|
According to a crew member on the HMCS Waskesiu the HMS Nene only participated in picking up survivors while the Canadian frigate dropped the depth charges, after both frigates had picked up an ASDIC signal that the Canadians insisted was a U-boat, that sank the boat.
U-257 operated with the following Wolfpacks during its career:
Luchs (27 Sep 1942 - 6 Oct 1942)
Falke (28 Dec 1942 - 19 Jan 1943)
Landsknecht (19 Jan 1943 - 28 Jan 1943)
Seewolf (25 Mar 1943 - 30 Mar 1943)
Adler (7 Apr 1943 - 13 Apr 1943)
Meise (13 Apr 1943 - 20 Apr 1943)
Specht (21 Apr 1943 - 25 Apr 1943)
Attacks on this boat
14 Jun 1943
At 16.05 hours, U-257 in a group of 3 outbound boats with U-600 and U-615 was strafed and attacked with 3 depth charges by a British Whitley aircraft (10 OTU RAF/P, pilot P/O Orr) in the Bay of Biscay. One crewman was wounded. Another Whitley aircraft from the same unit (10 OTU RAF/E, pilot Sgt Manson) exchanged gunfire with this group shortly afterwards, but the aircraft had used up its depth charges in an earlier attack. (Sources: Franks/Zimmerman/Rohwer)
14 Jun 1943
At 09.48 hours, a group of 3 outbound boats (U-257, U-600 and U-615) was unsuccessfully attacked with 3 depth charges by the British Sunderland aircraft JM687 (228 Sqdn RAF/V, pilot F/O S. White) in the Bay of Biscay. (Sources: Franks/Zimmerman)
2 recorded attacks on this boat.
General notes on this boat
Men lost from U-boats
Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-257 did not suffer any casualties (we know of) until the time of her loss.
We have 1 emblem entry for this boat! See the emblem page for this boat or view each one below.