Crew list of Ships hit by U-boats
Willem van Velzen
Merchant Navy. Dutch
| Born | 20 Oct 1922 | Delft | |
| Died | 4 Apr 1942 | (19) |
Roster information listed for Willem van Velzen
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Alphacca | Steam merchant | Trimmer | 4 Apr 1942 (+) | U-505 (1) |