| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Final | ||||
| María Gracia Varas Fuenzalida | San Anselmo | 4 | 12.46 | 1 |
| Jacinta Santa María Flaño | Saint George's College | 5 | 12.68 | 2 |
| Martina Tamargo Gonzalez | Villa María Academy | 3 | 12.78 | 3 |
| Augusta Petrowitsch Lopez | San José de Chicureo | 6 | 12.97 | 4 |
| Nicole Darritchon Lama | San José de Chicureo | 7 | 13.09 | 5 |
| Josefina Siviragol Duarte | San Isidro | 8 | 13.36 | 6 |
| Jacinta Arteaga Amenabar | Los Alerces | 2 | 13.45 | 7 |
| María Blanquita Ariztía Moreno | San Isidro | 1 | DNS | 8 |
