Crew list of Ships hit by U-boats
Geert Willem Gerhardus de Boer
Merchant Navy. Dutch
| Born | 16 Jun 1919 | Groningen | |
| Died | 29 Nov 1942 | (23) |
Roster information listed for Geert Willem Gerhardus de Boer
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Tjileboet | Steam merchant | Fourth Officer | 29 Nov 1942 (+) | U-161 (1) |