Ships hit by U-409
See the profile page for U-409
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
| 30 Oct, 1942 | U-409 | Hanns-Ferdinand Massmann | Bullmouth (d.) | 7.519 |  | br | SL-125 | |
| 30 Oct, 1942 | U-409 | Hanns-Ferdinand Massmann |  | Silverwillow | 6.373 | | br | SL-125 |
| 9 Mar, 1943 | U-409 | Hanns-Ferdinand Massmann | | Malantic | 3.837 |  | am | SC-121 |
| 9 Mar, 1943 | U-409 | Hanns-Ferdinand Massmann | Rosewood | 5.989 | | br | SC-121 | |
| 23.718 | ||||||||
| 3 ships sunk (16.199 tons) and 1 ship damaged (7.519 tons).
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