| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Female | |
| Full name | Miriam•Casillas García | |
| Used name | Miriam•Casillas | |
| Born | 24 June 1992 in Badajoz, Badajoz |  ESP |
| Measurements | 164 cm / 52 kg | |
| Affiliations | Triatlon Ferrol | |
| NOC | Spain | ESP |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2016 Summer Olympics | Triathlon | ESP |
Miriam Casillas | |||
| Olympic Distance, Women (Olympic) | 43 | |||||
| 2020 Summer Olympics | Triathlon | ESP |
Miriam Casillas | |||
| Olympic Distance, Women (Olympic) | 21 | |||||
| Relay, Mixed (Olympic) | Spain | 10 | ||||
| 2024 Summer Olympics | Triathlon | ESP |
Miriam Casillas | |||
| Olympic Distance, Women (Olympic) | 33 | |||||
| Relay, Mixed (Olympic) | Spain | 9 |
