| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Final | ||||
| Alejandra Valentina Chourio Rosales | Liceo Técnico San Miguel | 5 | 12.59 | 1 |
| Catalina Barrientos Crispieri | Lirima | 6 | 12.75 | 2 |
| Colomba Llodrá Frauenberg | Saint George's College | 3 | 12.75 | 3 |
| Maria Gracia Montes Undurraga | Nazaret | 7 | 12.83 | 4 |
| Ignacia Belen Mitchell San Martin | Manuel Larrain - Curicó | 1 | 13.13 | 5 |
| Blanca Vidaurre Valenzuela | Saint George's College | 2 | 13.36 | 6 |
| Ana MarÃa Leyton Vial | Cumbres | 4 | 14.09 | 7 |
| Matilde Medina Barra | Instituto Inglés de Rancagua | 8 | DNS | |
