Crew list of Ships hit by U-boats
Donald Sinclair
Merchant Navy. British
| Born | 1920 | Wick, Caithness | |
| Died | 14 Feb 1940 | (20) |
Roster information listed for Donald Sinclair
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Gretafield | Steam tanker | Sailor | 14 Feb 1940 (+) | U-57 (1) |