Crew list of Ships hit by U-boats
William Henry Sumner
Merchant Navy. British
| Born | 19 Sep 1879 | Liverpool | |
| Died | 3 Apr 1941 | (61) |
Roster information listed for William Henry Sumner
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Westpool | Steam merchant | Second Engineer Officer | 3 Apr 1941 (+) | U-73 (1) |