Crew list of Ships hit by U-boats
John Christopher Ratter
Merchant Navy. British
| Born | 1911 | ||
| Died | 20 Jun 1940 | (29) |
Roster information listed for John Christopher Ratter
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Otterpool | Steam merchant | Third Officer | 20 Jun 1940 (+) | U-30 |