Crew list of Ships hit by U-boats
Johan Adrianus Hartkoorn
Merchant Navy. Dutch
| Born | 2 Feb 1915 | Delft |
Roster information listed for Johan Adrianus Hartkoorn
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Zaanland | Steam merchant | Fourth Engineer Officer | 17 Mar 1943 | U-758 |