| Born | 16 Jul, 1918 | Berlin |
| Died | 17 Oct, 1943 | Cape Farewell |
|
Ranks
Decorations |
U-boat Commands
| U-141 | 30 Nov, 1941 | - | 15 Jun, 1942 | No war patrols |
| U-631 | 16 Jul, 1942 | - | 17 Oct, 1943 (+) | 3 patrols (145 days) |
Patrol info
| U-boat | Departure | Arrival | |||||
| 1. | U-631 | 19 Dec, 1942 | Kiel | 4 Feb, 1943 | Brest | Patrol, | 48 days |
| 2. | U-631 | 6 Mar, 1943 | Brest | 11 May, 1943 | Brest | Patrol, | 67 days |
| 3. | U-631 | 18 Sep, 1943 | Brest | 17 Oct, 1943 | Sunk | Patrol, | 30 days |
| 3 patrols, 145 days at sea | |||||||
Ships hit by Jürgen Krüger
| Date | Boat | Name of ship | Tons | Nat. | Convoy | Fate * | |
| 29 Dec, 1942 | U-631 | Ingerfem | 3.978 |  | nw | ONS-156 | |
| 17 Mar, 1943 | U-631 | Terkoelei | 5.158 |  | nl | HX-229 | |
| 9.136 | |||||||
* 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.