Crew list of Ships hit by U-boats
Halfdan Johnsen
Merchant Navy. Norwegian
| Born | 23 Jul 1895 | Kragerø, Telemark | |
| Died | 28 Feb 1971 | (75) |
Roster information listed for Halfdan Johnsen
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Ingerfire | Steam merchant | Third Engineer Officer | 11 Apr 1943 | U-613 (1) |