| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | John Alexander•Duha |
| Used name | John•Duha |
| Born | 16 February 1875 in Chicago, Illinois (USA) |
| Died | 21 January 1940 (aged 64 years 11 months 5 days) in Chicago, Illinois (USA) |
| Affiliations | Central Turnverein, Chicago (USA) |
| NOC |  United States |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 2 |
| Total | 2 |
John Duha was the son of parents who had emigrated from Bohemia. He represented the Chicago Central Turnverein at the 1904 Olympic Games. Duha was a plumber by profession.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1904 Summer Olympics | Artistic Gymnastics (Gymnastics) | USA |
John Duha | |||
| All-Around, Individual (Field Sports), Men (Olympic) | =36 | |||||
| All-Around, Individual, Men (Olympic) | 24 | |||||
| All-Around, Individual, Men (Olympic) | 22 | |||||
| All-Around, Individual, Men (Olympic) | 4 | |||||
| Team, Men (Olympic) | Central Turnverein, Chicago | 3 | Bronze | |||
| Parallel Bars, Men (Olympic) | 3 | Bronze |
Date of birth previously seen as 25 June 1888.
