Women's 400 m - Athletics
|  |  |
Athlete |
Stage |
Result |
Placement |
||||
| 400 m W - Paris 2024 | |||||||
| Paola Moran | Semifinal | 50,73 | 6 | ||||
| Round 1 | 51,04 | 3 | Q | ||||
| 400 m W - Tokyo 2020 | |||||||
| Paola Moran | Semifinal | 51,06 | 5 | ||||
| Round 1 | 51,18 | 3 | Q | ||||
| 400 m W - Beijing 2008 | |||||||
| Gabriela Medina | Semifinal | 52,97 | 7 | ||||
| Round 1 | 51,96 | 3 | Q | ||||
| 400 m W - Athens 2004 | |||||||
| Ana Guevara | Final | 49,56 |  |
||||
| Semifinal | 50,15 | 1 | Q | ||||
| Round 1 | 50,93 | 1 | Q | ||||
| 400 m W - Sydney 2000 | |||||||
| Ana Guevara | Final | 49,96 | 5. | ||||
| Semifinal | 50,11 | 2 | Q | ||||
| Quarterfinal | 51,19 | 2 | Q | ||||
| Round 1 | 52,34 | 2 | Q | ||||
| 400 m W - Mexico City 1968 | |||||||
| Enriqueta Basilio | Round 1 | 55,6 | 5 | ||||
