Crew list of Ships hit by U-boats
John Albert Mapletoft
Merchant Navy. British
| Born | 1900 | London | |
| Died | 6 Feb 1942 | (42) |
Roster information listed for John Albert Mapletoft
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Opawa | Motor merchant | Chief Cook | 6 Feb 1942 (+) | U-106 (1) |