| Born | 24 Jul, 1920 | Hagen |
| Died | 30 Aug, 1943 | North Atlantic |
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Ranks
Decorations |
Patrol info
| U-boat | Departure | Arrival | |||||
| 1. | U-634 | 9 Feb, 1943 | Kiel | 13 Feb, 1943 | Bergen | 5 days | |
| 2. | U-634 | 18 Feb, 1943 | Bergen | 23 Mar, 1943 | Lorient | Patrol, | 34 days |
| 3. | U-634 | 15 Apr, 1943 | Lorient | 23 May, 1943 | Brest | Patrol, | 39 days |
| 4. | U-634 | 12 Jun, 1943 | Brest | 30 Aug, 1943 | Sunk | Patrol, | 80 days |
| 3 patrols, 153 days at sea | |||||||
Ships hit by Eberhard Dahlhaus
| Date | Boat | Name of ship | Tons | Nat. | Convoy | Fate * | |
| 2 Mar, 1943 | U-634 | Meriwether Lewis | 7.176 |  | am | HX-227 | |
| 7.176 | |||||||
* Unless otherwise noted the ships listed here were sunk. | |||||||
Decorations and ranks information is in many cases not complete. If you can help on any of those missing that would be great.