| Serie 1 |
| Joaquin Monckeberg Cabezas | Tabancura | 7 | 9.98 | 7 q |
| Diego Costa Aguirre | Saint George's College | 8 | 10.04 | 9 |
| Matías Francisco Norambuena France | Verbo Divino | 3 | 10.17 | 10 |
| Francisco Errázuriz Lohmann | Cumbres | 2 | 10.55 | 16 |
| Nicolai Stambuk Guzman | San Anselmo | 1 | 10.60 | 18 |
| Nicolas Torres Bruhn | SSCC Manquehue | 4 | | |
| Juan Manuel Jasmen Espinoza | Cordillera | 5 | | |
| Juan Pablo Comandari Paul | Everest | 6 | | |
| Serie 2 |
| Vicente Perez Pellegrini | Verbo Divino | 2 | 9.58 | 1 q |
| Clemente Ruiz Bianchini | Cumbres | 8 | 9.61 | 2 q |
| Diego Basaure Larrain | Tabancura | 5 | 9.97 | 6 q |
| Máximo Swett Matte | Everest | 3 | 10.03 | 8 q |
| Martin Gajardo Mangini | SSCC Manquehue | 1 | 10.28 | 11 |
| Ismael Rengifo Molina | Saint George's College | 6 | 10.30 | 13 |
| Felipe Kouyoumdjian Valdivieso | Cordillera | 4 | 10.34 | 14 |
| Clemente Jose Varas Fuenzalida | San Anselmo | 7 | 11.14 | 19 |
| Serie 3 |
| Cristóbal Pedro Bernales Magnere | Verbo Divino | 3 | 9.64 | 3 q |
| Alfredo Vicari Torres | Saint George's College | 4 | 9.76 | 4 q |
| Joaquín Donoso Faundez | Everest | 6 | 9.92 | 5 q |
| Benjamin Ignacio Ferrari Monserrat | San Anselmo | 5 | 10.29 | 12 |
| Emilio Figueroa Nicolai | Cumbres | 8 | 10.54 | 15 |
| Vicente Georgi Vidal | SSCC Manquehue | 1 | 10.59 | 17 |
| Andres Refusta Fuentes | Lincoln IA Chicureo | 2 | | |
| Fernando Ovalle Agüero | Tabancura | 7 | | |
