| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Martin Carl Sofus•Olsen |
| Used name | Martin•Olsen |
| Born | 22 November 1894 in Sundby, København, Hovedstaden (DEN) |
| Died | 9 July 1971 in København (Copenhagen), Hovedstaden (DEN) |
| Affiliations | IF Sparta, København (DEN) |
| NOC | Denmark |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1920 Summer Olympics | Boxing | DEN |
Martin Olsen | |||
| Middleweight, Men (Olympic) | =5 |