| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Gaston•Dreyfus | |
| Used name | Gaston•Dreyfus | |
| Affiliations | UAI Paris — Paris, Paris |  FRA |
| NOC | France | FRA |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1908 Summer Olympics | Cycling Track (Cycling) | FRA |
Gaston Dreyfus | |||
| Sprint, Men (Olympic) | 2 h14 r1/3 | |||||
| Sprint, Men (Olympic) | 4 h8 r1/3 | |||||
| Tandem Sprint, Men (Olympic) | Auguste Poulain | 2 h7 r1/3 | ||||
| 5,000 metres, Men (Olympic) | 4 h6 r1/2 |
