Crew list of Ships hit by U-boats
Donald Frank Willis
Merchant Navy. British
| Born | 1908 | Gomshall | |
| Died | 31 Mar 1942 | (34) |
Roster information listed for Donald Frank Willis
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | San Gerardo | Steam tanker | Chief Cook | 31 Mar 1942 (+) | U-71 (1) |