Crew list of Ships hit by U-boats
John Otavo Dembrooke
Merchant Navy. Dutch
| Born | 20 Oct 1913 | Sint Eustatius, Netherlands West Indies | |
| Died | 16 Feb 1942 | (28) |
Roster information listed for John Otavo Dembrooke
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Pedernales | Steam tanker | Able Seaman | 16 Feb 1942 (+) | U-156 (1) |