| U-boat | Date of entry | Notes |
| U-224 | 10 Jan 1943 | |
| U-414 | 9 Apr 1943 | |
| U-303 | 10 Apr 1943 | |
| U-616 | 5 May 1943 | |
| U-410 | 6 May 1943 | |
| U-732 | 3 Jun 1943 | Sunk while attempting passage. |
| U-340 | 3 Jun 1943 | Sunk while attempting passage. |
| U-409 | 5 Jun 1943 | |
| U-960 | 28 Aug 1943 | |
| U-667 | 22 Sep 1943 | Damaged while in passage during Sept 1943, aborted |
| U-223 | 26 Sep 1943 | |
| U-450 | 31 Oct 1943 | |
| U-642 | 3 Nov 1943 | |
| U-230 | 5 Dec 1943 |
During 1943 14 U-boats were sent towards the Straits of Gibraltar in an attempt to enter the Mediterranean. 11 of those managed to complete their passage while 2 were sunk at Gibraltar and more 2 failed to complete their run and turned away.
At the end of 1943 Germany successfully put 53 U-boats in the Mediterranean.


