| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Harald Laderstoff•Nielsen | |
| Used name | Harald•Nielsen | |
| Born | 23 February 1902 in København (Copenhagen), Hovedstaden |  DEN |
| Died | 14 March 1983 (aged 81 years 19 days) in København (Copenhagen), Hovedstaden | DEN |
| Affiliations | IF Sparta — København (Copenhagen), Hovedstaden | DEN |
| NOC | Denmark | DEN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1924 Summer Olympics | Boxing | DEN |
Harald Nielsen | |||
| Welterweight, Men (Olympic) | =17 |
