Crew list of Ships hit by U-boats
Jacobus Pieter Willeboer
Merchant Navy. Dutch
| Born | 12 Dec 1922 | Rotterdam | |
| Died | 27 Jun 1941 | (18) |
Roster information listed for Jacobus Pieter Willeboer
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Oberon | Steam merchant | Trimmer | 27 Jun 1941 (+) | U-123 (1) |