| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Karl Henriksen•Nag (Naig-) | |
| Used name | Karl•Nag | |
| Born | 10 November 1893 in Strand, Rogaland |  NOR |
| Died | 9 August 1975 (aged 81 years 8 months 29 days) in Stavanger, Rogaland | NOR |
| Measurements | 77 kg | |
| Affiliations | Stavanger Roklub — Stavanger, Rogaland | NOR |
| NOC | Norway | NOR |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1920 Summer Olympics | Rowing | NOR |
Karl Nag | |||
| Eights, Men (Olympic) | Norway | 3 | Bronze |
