The most successful patrols
U-46 under Kptlt. Endrass returning from patrol
| boat | type | commander | ships | tons | patrol time | |
| 1. | U-107 | IXB | Kptlt. Günther Heßler | 14 | 86,699 | 03.41 - 07.41 |
| 2. | U-105 | IXB | Kptlt. Georg Schewe | 12 | 71,450 | 02.41 - 06.41 |
| 3. | U-103 | IXB | Korvkpt. Victor Schütze | 13 | 65,172 | 04.41 - 07.41 |
| 4. | U-159 | IXC | Kptlt. Helmut Witte ** | 11 | 63,730 | 08.42 - 01.43 |
| 5. | U-158 | IXC | Kptlt. Erwin Rostin | 12 | 62,536 | 05.42 - 06.42* |
| 6. | U-99 | VIIB | Kptlt. Otto Kretschmer | 7 | 61,711 | 02.41 - 03.41* |
| 7. | U-172 | IXC | Kptlt. Carl Emmermann | 8 | 60,048 | 08.42 - 12.42 |
| 8. | U-515 | IXC | Kptlt. Werner Henke | 10 | 58,456 | 02.43 - 06.43 |
| 9. | U-181 | IXD2 | Kptlt. Wolfgang Lüth | 12 | 58,381 | 09.42 - 01.43 |
| 10. | U-123 | IXB | Kptlt. Reinhard Hardegen** | 10 | 57,170 | 03.42 - 05.42 |
| 11. | U-68 | IXC | Korvkpt. Karl-Friedrich Merten** | 9 | 56,330 | 08.42 - 12.42 |
| 12. | U-123 | IXB | Kptlt. Reinhard Hardegen** | 9 | 53,173 | 12.41 - 02.42 |
| 13. | U-124 | IXB | Kptlt. Wilhelm Schulz | 11 | 52,397 | 02.41 - 05.41 |
| 14. | U-130 | IXC | Korvkpt. Ernst Kals | 7 | 51,528 | 12.41 - 02.42 |
| 15. | U-47 | VIIB | Kptlt. Günther Prien | 8 | 51,483 | 06.40 - 07.40 |
| 16. | U-68 | IXC | Korvkpt.Karl-Friedrich Merten** | 7 | 50,774 | 05.42 - 07.42 |
| 17. | U-159 | IXC | Kptlt. Helmut Witte ** | 10 | 50,354 | 05.42 - 07.42 |
| 18. | U-100 | VIIB | Kptlt. Joachim Schepke | 7 | 50,340 | 09.40 * * * |
| 19. | U-508 | IXC | Kptlt. Georg Staats | 9 | 50,265 | 10.42 - 01.43 |
* The U-boat was lost during this patrol
** This commander is twice on this list
*** Kptlt. Joachim Schepke needed only
3 hours to sink these seven ships. Absolutely outstanding patrol
(in all he was 14 days at sea)

