Crew list of Ships hit by U-boats
Gunnar Gjertsen
Merchant Marine. American
Roster information listed for Gunnar Gjertsen
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Arriaga | Motor tanker | Master | 23 Jun 1942 | U-68 |
 | John Worthington | Steam tanker | Master | 28 May 1943 | U-154 |