Crew list of Ships hit by U-boats
Frank Concannon
Merchant Navy. British
| Born | 1887 | Co. Durham | |
| Died | 31 Mar 1942 | (55) |
Roster information listed for Frank Concannon
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | San Gerardo | Steam tanker | Greaser | 31 Mar 1942 (+) | U-71 (1) |