| Serie 1 |
| Colomba Llodrá Frauenberg | Saint George's College | 5 | 10.44 | 1 q |
| Florencia De La Sotta Garcia | Huelén | 7 | 10.52 | 2 q |
| Josefina GarcĂa-Huidobro Cartwright | Everest | 2 | 11.19 | 7 q |
| Josefina Stolzmann Von Unger | Huelén | 6 | 11.69 | 13 |
| Dominga Claro De Iruarrizaga | Santa Ăšrsula | 4 | 12.13 | 14 |
| Amalia Ossa De La Carrera | Del Sagrado CorazĂłn - Apoquindo | 8 | 14.67 | 17 |
| Serie 2 |
| Lourdes Aguero Ureta | Los Andes | 6 | 10.71 | 3 q |
| Guadalupe Muñoz Barbieri | San Anselmo | 7 | 10.77 | 4 q |
| Catalina Cruz Mozo | Nazaret | 3 | 11.24 | 9 |
| Clara Wainer Etchebarne | San Francisco de AsĂs | 8 | 11.26 | 10 |
| Francisca Thienel Capilla | Del Sagrado CorazĂłn - Apoquindo | 5 | 12.49 | 15 |
| Adriana Vertiz Raimondi | Villa MarĂa La Planicie | 4 | DNS | |
| Serie 3 |
| MarĂa Gracia Montt Castellanos | Villa MarĂa Academy | 5 | 10.92 | 5 q |
| Isabel Martinez Hoffmann | Nazaret | 8 | 11.02 | 6 q |
| Magdalena GarcĂa-Huidobro Cartwright | Everest | 6 | 11.22 | 8 q |
| Dominga Robles Aguirre | Saint George's College | 4 | 11.37 | 11 |
| Juanita LeĂłn Langlois | Los Alerces | 3 | 11.38 | 12 |
| Alicia Barroilhet Bustamante | Los Andes | 7 | 13.15 | 16 |