Crew list of Ships hit by U-boats
John Calvin Greer
USN (3416265). American
| Died | 31 Oct 1941 |
Roster information listed for John Calvin Greer
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | USS Reuben James (DD 245) | Destroyer | Chief Electrician's Mate | 31 Oct 1941 (+) | U-552 |