Heinz Geissler
Oberleutnant zur See (Crew X/38)
Successes 1 auxiliary warship sunk, total tonnage 545 GRT 1 ship damaged, total tonnage 7,934 GRT |
| Born | 29 Aug 1917 | | Zeulenroda, Thüringen |
| Died | 5 Jul 1944 | (26) | English Channel |
|

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| 1 Apr 1943 | Oberleutnant zur See |
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U-boat Commands
| U-boat | From | To | |
| U-390 | 13 Mar 1943 | 5 Jul 1944 (+) | 3 patrols (86 days) |
Patrol info for Heinz Geissler
| | U-boat | Departure |
Arrival | | | |
| 1. |
U-390 |
2 Dec 1943 | Kiel |
5 Dec 1943 | Bergen |
Patrol 1, | 4 days | |
| 2. |
U-390 |
7 Dec 1943 | Bergen |
13 Feb 1944 | St. Nazaire |
Patrol 1, | 69 days | |
| 3. |
U-390 |
21 Jun 1944 | St. Nazaire |
24 Jun 1944 | Brest |
Patrol 2, | 4 days | |
| 4. |
U-390 |
27 Jun 1944 | Brest |
5 Jul 1944 | Sunk |
Patrol 3, | 9 days | |
| 3 patrols, 86 days at sea | |
Ships hit by Heinz Geissler
| Date |
U-boat |
| Name of ship |
Tons |
Nat. |
Convoy |
| 5 Jul 1944 | U-390 | | HMS Ganilly (T 376) | 545 |  | br | |
| 5 Jul 1944 | U-390 | | Sea Porpoise (d.) | 7,934 |  | am | |
| | 8,479 | |
1 ship sunk (545 tons) and 1 ship damaged (7,934 tons). Legend (d.) means the ship was damaged. |