Crew list of Ships hit by U-boats
J.J. Koomen
Royal Dutch Navy. Dutch
Roster information listed for J.J. Koomen
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Colombia | Submarine tender | Stoker 2e Klasse | 27 Feb 1943 | U-516 |
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
| Colombia | Submarine tender | Stoker 2e Klasse | 27 Feb 1943 | U-516 |