Hanns-Ferdinand Massmann
Kapitänleutnant (Crew 36)
| Successes 3 ships sunk for a total of 16,199 GRT 1 ship damaged for a total of 7,519 GRT |
| Born | 25 Jun 1917 | Kiel |
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Ranks
Decorations |
U-boat Commands
| U-boat | From | To | |
| U-137 | 15 Dec 1940 | 7 Dec 1941 | 1 patrol (14 days) |
| U-409 | 21 Jan 1942 | 12 Jul 1943 | 6 patrols (170 days) |
Patrol info for Hanns-Ferdinand Massmann
| U-boat | Departure | Arrival | ||||||
| 1. | U-137 | 17 Jun 1941 | Kiel | 20 Jun 1941 | Bergen | 4 days | ||
| 2. | U-137 | 21 Jun 1941 | Bergen | 4 Jul 1941 | Bergen | Patrol 1, | 14 days | |
| 3. | U-137 | 24 Jul 1941 | Bergen | 26 Jul 1941 | Helsingör | 3 days | ||
| 4. | U-137 | 28 Aug 1941 | Helsingör | 29 Aug 1941 | Kiel | 2 days | ||
| 5. | U-409 | 18 Aug 1942 | Kiel | 9 Sep 1942 | Brest | Patrol 2, | 23 days | |
| 6. | U-409 | 13 Oct 1942 | Brest | 5 Nov 1942 | Brest | Patrol 3, | 24 days | |
| 7. | U-409 | 7 Dec 1942 | Brest | 5 Jan 1943 | Brest | Patrol 4, | 30 days | |
| 8. | U-409 | 14 Feb 1943 | Brest | 12 Apr 1943 | Brest | Patrol 5, | 58 days | |
| 9. | U-409 | 18 May 1943 | Brest | 21 May 1943 | Brest | Patrol 6, | 4 days | |
| 10. | U-409 | 26 May 1943 | Brest | 11 Jun 1943 | Toulon | Patrol 6, | 17 days | |
| 11. | U-409 | 29 Jun 1943 | Toulon | 12 Jul 1943 | Sunk | Patrol 7, | 14 days | |
| 7 patrols, 184 days at sea | ||||||||
Ships hit by Hanns-Ferdinand Massmann
| Date | U-boat | Name of ship | Tons | Nat. | Convoy | ||
|---|---|---|---|---|---|---|---|
| 30 Oct 1942 | U-409 |  | Bullmouth (d.) | 7,519 |  | br | SL-125 |
| 30 Oct 1942 | U-409 | | Silverwillow | 6,373 | | br | SL-125 |
| 9 Mar 1943 | U-409 | | Malantic | 3,837 |  | am | SC-121 |
| 9 Mar 1943 | U-409 | | Rosewood | 5,989 | | br | SC-121 |
| 23,718 | |||||||
3 ships sunk (16,199 tons) and 1 ship damaged (7,519 tons). Legend | |||||||
About ranks and decorations
Ranks shown in italics are our database inserts based on the rank dates of his crew comrades. The officers of each crew would normally have progressed through the lower ranks at the same rate.