 
| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Male | 
| Full name | Didier•Mejía Esquivel | 
| Used name | Didier•Mejía | 
| Born | 20 July 1940 in Torreón, Coahuila (MEX) | 
| Measurements | 172 cm / 65 kg | 
| NOC |  Mexico | 
Didier Mejía finished fourth in the 1963 Pan American Games 400 metres.
Personal Best: 400 - 47.3 (1964).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Athletics |  MEX | Didier Mejía | |||
| 400 metres, Men (Olympic) | 7 h1 r1/4 |