| Serie 1 |
| Beltrán Franzani Rodriguez | Saint George's College | 8 | 9.33 | 3 q |
| Facundo Coronado Rebollo | Trewhela’s School - Chicureo | 7 | 9.84 | 8 q |
| Diego Sandoval MartÃn | San Francisco Javier de Huechuraba | 5 | 10.26 | 12 |
| José Pedro Dodds Hromic | San José de Chicureo | 2 | 11.14 | 16 |
| Matias Soto Badrie | Nuestra Señora del Camino | 3 | DNS | |
| Raimundo Solar Maass | San Ignacio El Bosque | 4 | DNS | |
| Joaquin Emilio Penna Toledo | Scuola Italiana - Vittorio Montiglio | 6 | DNS | |
| Serie 2 |
| Benjamin Valdes Menache | San José de Chicureo | 3 | 8.94 | 1 q |
| Raymundo Cherit Salvo | Saint George's College | 8 | 9.16 | 2 q |
| Matias Antonio Cornejo Acuña | Saint James School | 2 | 9.70 | 7 q |
| Jose Beltran Fisher Serrano | San Ignacio El Bosque | 4 | 9.86 | 9 |
| Tomas Palleros Navarro | The Greenland School | 5 | 10.16 | 11 |
| Gustavo Obregon Aguilera | Epullay Montessori | 7 | 10.90 | 15 |
| Cristóbal José Caballero Herman | Everest | 6 | DNS | |
| Serie 3 |
| Bruno Nicolas Figueroa Molina | Saint James School | 3 | 9.45 | 4 q |
| Salvador Fuenzalida Cabrera | Epullay Montessori | 6 | 9.55 | 5 q |
| Jose Pedro Lagos Salles | San Isidro | 7 | 9.62 | 6 q |
| Vicente Matteo Viganego Vejar | Saint James School | 5 | 10.03 | 10 |
| Alejandro Magne Araya | Instituto La Salle | 8 | 10.46 | 13 |
| Raimundo Diaz Hurtado | Epullay Montessori | 4 | 10.68 | 14 |
