| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Amparo Ariztia Silva | Villa María Academy | 6 | 10.55 | 4 q |
| Elisa Jaramillo Bustamante | Saint George's College | 5 | 10.83 | 5 q |
| Josefina Yañez Tisi | Huelén | 7 | 10.86 | 6 q |
| Elena Verdugo Sepúlveda | Cumbres | 3 | 11.30 | 9 |
| Margarita Dulcic Cruz | Cumbres | 1 | 11.80 | 12 |
| Agustina Sibisa Rivadeneira | Los Andes | 2 | 12.35 | 14 |
| Dominga Giner Siegel | San Anselmo | 4 | ||
| Serie 2 | ||||
| Catalina Rozas Arellano | Saint George's College | 6 | 9.96 | 1 q |
| Macarena Teresita Irarrazaval Valdes | Los Andes | 3 | 10.38 | 2 q |
| Trinidad Claro Letelier | Villa María Academy | 4 | 10.44 | 3 q |
| Constanza Carolina Navarrete Soto | Del Sagrado Corazón - Apoquindo | 1 | 11.09 | 7 q |
| Elena Guzman Cox | Huelén | 2 | 11.18 | 8 q |
| Ana Undurraga Fuenzalida | Los Andes | 5 | 11.53 | 10 |
| Emilia Toloza Chellew | Cumbres | 7 | ||
| Serie 3 | ||||
| Antonia Del Rio Concha | Villa María Academy | 6 | 11.65 | 11 |
| Trinidad Bravo Da Fonseca | Huelén | 2 | 12.12 | 13 |
| Amalia Guzman Tondreau | Saint George's College | 3 | ||
| Magdalena Paz Gomez Hevia | Del Sagrado Corazón - Apoquindo | 4 | ||
| Dominga Johnson Preece | San Anselmo | 5 | ||
| Bernardita Infante Cifuentes | San Anselmo | 7 | ||
| Laura Martinez Oyarzun | Saint George's College | 8 | (F.C.) | |
