Ships hit by U-406
See the profile page for U-406
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
| 19 Aug, 1942 | U-406 | Horst Dieterichs | City of Manila | 7.452 |  | br | SL-118 | |
| 28 Dec, 1942 | U-406 | Horst Dieterichs | Baron Cochrane (d.) | 3.385 | | br | ONS-154 | |
| 28 Dec, 1942 | U-406 | Horst Dieterichs |  | Lynton Grange (d.) | 5.029 | | br | ONS-154 |
| 28 Dec, 1942 | U-406 | Horst Dieterichs | | Zarian (d.) | 4.871 | | br | ONS-154 |
| 20.737 | ||||||||
| 1 ships sunk (7.452 tons) and 3 ships damaged (13.285 tons).
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