Ships hit by U-703
See the profile page for U-703
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
| 26 May, 1942 | U-703 | Heinz Bielfeld |  | Syros | 6.191 |  | am | PQ-16 |
| 5 Jul, 1942 | U-703 | Heinz Bielfeld | Empire Byron | 6.645 |  | br | PQ-17 | |
| 5 Jul, 1942 | U-703 | Heinz Bielfeld | River Afton | 5.479 | | br | PQ-17 | |
| 20 Sep, 1942 | U-703 | Heinz Bielfeld | | HMS Somali (G 33) | 1.870 | | br | QP-14 |
| 30 Jul, 1943 | U-703 | Joachim Brünner | T-911 (No 65) | 559 |  | sj | BA-12 | |
| 1 Oct, 1943 | U-703 | Joachim Brünner | Sergej Kirov | 4.146 | | sj | VA-18 | |
| 4 Mar, 1944 | U-703 | Joachim Brünner | | Empire Tourist | 7.062 | | br | RA-57 |
| 31.952 | ||||||||
| 7 ships sunk (31.952 tons).
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