| Serie 1 |
| Jacinta Dominguez Urrejola | San Anselmo | 4 | 10.97 | 2 q |
| Maria Gracia Prieto Correa | San Benito | 2 | 10.98 | 3 q |
| Emilia Mujaes Jacob | Alemán de Santiago | 5 | 11.02 | 4 q |
| Bárbara Jullián Eyzaguirre | San Benito | 1 | 11.23 | 7 |
| Constanza Vega Contreras | The Mayflower School | 3 | 11.28 | 10 |
| Serie 2 |
| Amanda Lewin Pacheco | San Benito | 3 | 11.15 | 6 q |
| Emilia Araya Fuentes | Padre Hurtado y Juanita de los Andes | 4 | 11.34 | 12 |
| Bernardita Infante Cifuentes | San Anselmo | 5 | 11.46 | 13 |
| Maria Jesus Carvallo Muñoz | The Mayflower School | 2 | 11.67 | 14 |
| Elisa Zwanzger Siminic | Alemán de Santiago | 6 | 12.63 | 20 |
| Serie 3 |
| Sara Decombe Izquierdo | Nazaret | 4 | 10.93 | 1 q |
| Milagros Castro Feijoo | Everest | 5 | 11.25 | 8 |
| Florencia Suarez Santander | SSCC Manquehue | 3 | 11.32 | 11 |
| Maxima Prieto Leighton | Villa María Academy | 6 | 12.27 | 18 |
| Cristina Undurraga Errazuriz | Los Andes | 2 | 12.57 | 19 |
| Serie 4 |
| Agustina Moreno Mazzarelli | SSCC Manquehue | 5 | 11.07 | 5 q |
| Ana Villegas Prieto | Everest | 3 | 11.27 | 9 |
| Laura Leniz Hermann | Villa María Academy | 4 | 11.68 | 15 |
| Fernanda Piera Muñoz | Nazaret | 6 | 11.91 | 16 |
| Margarita Larrain Sanchez | Los Andes | 2 | 12.15 | 17 |
