| Roles | Competed in Olympic Games (non-medal events) | |
|---|---|---|
| Sex | Male | |
| Full name | Harder | |
| Used name | •Harder | |
| Affiliations | New York | |
| NOC | United States |  USA |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1904 Summer Olympics | Athletics | USA |
Harder | |||
| 880 yards, Boys (Olympic (non-medal)) | 3 |
