| Isidora Andrea Jiménez Ibacache | Manquehue | | | |
| Roxana RamĂrez RodrĂguez | Nicolás Carvajal - Talagante | | | |
| Serie 1 V.V. +0.7 |
| Macarena Borie Giralda | Manquehue | 4 | 12.10 | 1 q |
| Belen Ituarte Araya | Manquehue | 5 | 12.35 | 2 q |
| Violeta Esmeralda Radrigan Castillo | Atletismo Linares | 3 | 12.96 | 3 q |
| Candelaria Blanca Vargas Silva | Universidad CatĂłlica | 6 | 13.15 | 4 q |
| Jacinta Arevalo Guerrero | Nicolás Carvajal - Talagante | 2 | 13.19 | 5 q |
| Valentina Vargas Iniescar | Nicolás Carvajal - Talagante | 8 | 14.93 | 6 q |
| MarĂa Garnham Guzmán | Universidad CatĂłlica | 1 | DNS | |
| Javiera Almudena Nuñez Sanchez | Atlético San Vicente | 7 | DNS | |
| Serie 2 V.V. +0.4 |
| Javiera Musalem Schwartz | Manquehue | 7 | 12.57 | 1 q |
| Isidora Albornoz Urrutia | Manquehue | 4 | 12.65 | 2 q |
| Magdalena Hudson Yamal | Universidad CatĂłlica | 5 | 12.68 | 3 q |
| Josefa Isidora Silva Acuña | Universidad Católica | 6 | 12.85 | 4 q |
| Valeria Ilusion Herrera Bracho | Atlético San Vicente | 2 | 13.65 | 5 q |
| Josefa Antonia López Jeria | Nicolás Carvajal - Talagante | 3 | 13.67 | 6 q |
| Beatrix Pitt Quinton | Universidad CatĂłlica | 1 | DNS | |
| Catalina Belen Palma Cataldo | Escuela Infantil de Deportes Llay Llay | 8 | DNS | |
