Crew list of Ships hit by U-boats
Theodorus Josephus Koks
Merchant Navy. Dutch
| Born | 31 Jan 1894 | Schiedam | |
| Died | 4 Apr 1942 | (48) |
Roster information listed for Theodorus Josephus Koks
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Alphacca | Steam merchant | Fireman | 4 Apr 1942 (+) | U-505 (1) |