Crew list of Ships hit by U-boats
John Joseph Ferns
Merchant Navy. British
| Born | 1901 | Liverpool | |
| Died | 12 Jul 1942 | (41) |
Roster information listed for John Joseph Ferns
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Cortona | Steam merchant | Fireman | 12 Jul 1942 (+) | U-201 (1) |