| Serie 1 |
| Isabel Martinez Hoffmann | Nazaret | 4 | 11.51 | 4 q |
| Amparo Cerda Cornejo | Saint George's College | 1 | 11.62 | 5 q |
| Amalia Tagle Bier | Santa Úrsula | 2 | 11.66 | 7 q |
| María Jesús Chavez Osses | San Anselmo | 3 | 12.48 | 22 |
| Florencia Abogabir Correa | Everest | 5 | 14.65 | 29 |
| Serie 2 |
| Laura Wood Lewin | SSCC Manquehue | 6 | 11.15 | 1 q |
| Guadalupe Guzman Perez | San Benito | 8 | 11.66 | 8 q |
| Maria Irarrazaval Valdés | Los Andes | 1 | 12.29 | 17 |
| Clara María Marraccini Navarrete | San Francisco de Asís | 3 | 12.41 | 20 |
| Juana Willumsen Hurtado | Nazaret | 7 | 12.87 | 23 |
| Matilda Peñaloza Vargas | Padre Hurtado y Juanita de los Andes | 4 | 14.02 | 26 |
| Martina Krebs Saez | Santa Úrsula | 2 | 14.10 | 28 |
| Serie 3 |
| Juanita León Langlois | Los Alerces | 8 | 11.20 | 2 q |
| Clara Wainer Etchebarne | San Francisco de Asís | 6 | 11.45 | 3 q |
| Martina Maggi Maucher | Cumbres | 2 | 12.33 | 18 |
| Josefina Mendez Bustos | SSCC Manquehue | 3 | 12.34 | 19 |
| Maria Eugenia Prieto Mujica | Los Andes | 7 | 15.39 | 30 |
| Serie 4 |
| Maite Ureta Goñi | Saint George's College | 2 | 11.77 | 10 |
| María Jesús Rivadeneira Contardo | San Anselmo | 6 | 12.01 | 12 |
| Camila Angermeyer Gaete | Padre Hurtado y Juanita de los Andes | 8 | 12.27 | 15 |
| Magdalena García-Huidobro Cartwright | Everest | 7 | 12.28 | 16 |
| Micaela Hoppe Cuartas | San Francisco de Asís | 4 | 13.89 | 25 |
| Adela Irarrázaval Samper | Cumbres | 3 | 14.07 | 27 |
| Serie 5 |
| Catalina Cruz Mozo | Nazaret | 4 | 11.65 | 6 q |
| Colomba Llodrá Frauenberg | Saint George's College | 5 | 11.70 | 9 |
| Guadalupe Muñoz Barbieri | San Anselmo | 3 | 11.87 | 11 |
| Maria Ignacia Carcamo Larrain | Everest | 8 | 12.04 | 13 |
| Ana María Merino Burmester | Los Alerces | 1 | 12.25 | 14 |
| Florencia Serrano Vial | Cumbres | 7 | 12.46 | 21 |
| Matilde Apud Vargas | SSCC Alameda | 2 | 12.96 | 24 |
