Crew list of Ships hit by U-boats
Dirk Koomen
Merchant Navy. Dutch
| Born | 22 Dec 1901 | Amsterdam |
Roster information listed for Dirk Koomen
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Amstelland | Steam merchant | Third Engineer Officer | 1 Jul 1940 | U-65 |
| Born | 22 Dec 1901 | Amsterdam |
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
| Amstelland | Steam merchant | Third Engineer Officer | 1 Jul 1940 | U-65 |