| Serie 1 |
| Laura Wood Lewin | SSCC Manquehue | 2 | 11.35 | 3 q |
| Josefina Brogle Seydewitz | Alemán de Santiago | 4 | 11.40 | 5 q |
| Olivia Cisternas GarcĂa-Huidobro | Santa Ăšrsula | 6 | 11.84 | 15 |
| Trinidad Ponce Foster | Huelén | 1 | 11.97 | 20 |
| Olivia Didot Iribarne | Lycée Antoine de Saint-Exupéry | 3 | 12.07 | 24 |
| Blanca Culaciati Sandoval | Alianza Francesa de Chamisero | 5 | 12.24 | 29 |
| Serie 2 |
| Clarisa Nualart González | Villa MarĂa Academy | 5 | 11.35 | 4 q |
| Juanita DĂ©lano PĂ©rez | Santa Ăšrsula | 2 | 11.53 | 8 |
| Laura Campaña Niemeyer | SSCC Manquehue | 4 | 11.55 | 10 |
| Catalina Corrada Simian | Lycée Antoine de Saint-Exupéry | 3 | 11.93 | 17 |
| Maria Elena Traverso Zuñiga | Huelén | 1 | 12.20 | 28 |
| Stella Guaas T | Alemán de Santiago | 6 | 13.00 | 32 |
| Serie 3 |
| Maite Sofia Araya Villar | Villa MarĂa Academy | 2 | 11.51 | 7 |
| Agustina Calderon Segovia | SSCC Manquehue | 4 | 11.66 | 12 |
| Olivia Melo Diaz | Santa Ăšrsula | 6 | 11.79 | 14 |
| Paula Jasmén Espinoza | Huelén | 1 | 12.14 | 26 |
| Manuela Dussart Infante | Lycée Antoine de Saint-Exupéry | 3 | 12.15 | 27 |
| Constanza Caceres Larrea | Alemán de Santiago | 5 | 12.91 | 31 |
| Serie 4 |
| Candelaria Blanca Vargas Silva | Everest | 5 | 10.80 | 1 q |
| Amparo Cerda Cornejo | Saint George's College | 2 | 11.34 | 2 q |
| Emilia CeledĂłn Reyes | Villa MarĂa Academy | 6 | 11.45 | 6 q |
| Montserrat Blanco Lam | Del Sagrado CorazĂłn - Apoquindo | 4 | 11.54 | 9 |
| Emiliana Mackenna Balmaceda | San Anselmo | 3 | 12.00 | 21 |
| Serie 5 |
| Maria Emilia Rosales Aguilera | Everest | 5 | 11.56 | 11 |
| Dominga Calbacho Provis | Del Sagrado CorazĂłn - Apoquindo | 6 | 11.73 | 13 |
| Josefa Carrio Kreft | Saint George's College | 4 | 11.95 | 18 |
| Colomba Burr Valenzuela | San Anselmo | 3 | 12.13 | 25 |
| Blanca Arrue Calandri | San Ignacio El Bosque | 2 | 12.36 | 30 |
| Serie 6 |
| Amanda Orienter Sotomayor | San Anselmo | 3 | 11.89 | 16 |
| Colomba Luraschi Reinoso | Del Sagrado CorazĂłn - Apoquindo | 4 | 11.95 | 19 |
| Laura Valenzuela Valderrama | Everest | 6 | 12.00 | 22 |
| Dominga Paz González López | San Ignacio El Bosque | 5 | 12.03 | 23 |
| Paz Ballivian Sauvalle | Saint George's College | 2 | 13.27 | 33 |
