| Roles | Competed in Ancient Olympic Games |
|---|---|
| Sex | Male |
| Full name | Diokles |
| Used name | •Diokles |
| NOC | Messene |
| Medals | AG |
| Gold | 1 |
| Silver | 0 |
| Bronze | 0 |
| Total | 1 |
Diokles was the first athlete known to have been crowned with an olive wreath for his victory at Olympia.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 752 BCE Ancient Olympics | Ancient Athletics (Ancient Sports) | MES |
Diokles | |||
| Stadion, Men (Ancient Olympics) | 1 | Gold |