Crew list of Ships hit by U-boats
Johannes Willem Olthoff
Merchant Navy. Dutch
| Born | 25 Nov 1901 | Groningen |
Roster information listed for Johannes Willem Olthoff
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Telamon | Steam merchant | Second Engineer Officer | 25 Jul 1942 | U-160 |