Crew list of Ships hit by U-boats
Johan Barteld Swieringa
Merchant Navy. Dutch
| Born | 1 Mar 1900 | Veendam | |
| Died | 14 Dec 1942 | (42) |
Roster information listed for Johan Barteld Swieringa
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Sawahloento | Steam merchant | Master | 14 Dec 1942 (+) | U-177 (1) |