Crew list of Ships hit by U-boats
Constantinus Petrus Martinus Hirdes
Merchant Navy. Dutch
| Born | 12 Oct 1892 | Arnhem | |
| Died | 1 Aug 1942 | (49) |
Roster information listed for Constantinus Petrus Martinus Hirdes
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Kentar | Steam merchant | Cook/Gunner | 1 Aug 1942 (+) | U-155 (1) |