| Serie 1 |
| Cristobal Arguinarena Lara | Trebulco School | 5 | 9.15 | 3 q |
| Agustin Nicolas Barra Gonzalez | Andrée English School | 6 | 9.16 | 4 q |
| José María Torrealba Vasquez | Bradford School | 8 | 9.25 | 5 q |
| Santiago Andres Duran Calderon | La Misión de Calera de Tango | 3 | 9.39 | 9 |
| Gonzalo Bastias Barreau | The Mayflower School | 4 | 11.13 | 15 |
| Salvador Yankovic Solar | The Angel's School | 7 | | |
| Serie 2 |
| Dante Alejandro Ratto Canales | La Misión de Calera de Tango | 6 | 8.67 | 1 q |
| Sebastian Walker Gonzalez | The Mayflower School | 3 | 9.28 | 6 q |
| Diego Sebastian Drapela Muñoz | The Angel's School | 8 | 9.39 | 8 q |
| Borja Matias Lavin Jaureguizar | Bradford School | 7 | 9.49 | 10 |
| Matías Arguinarena Lara | Trebulco School | 4 | 9.76 | 11 |
| Vincenzo Alexander Alessio Otaiza | Andrée English School | 5 | 11.38 | 16 |
| Serie 3 |
| Mateo Nuñez Jorquera | Andrée English School | 5 | 8.82 | 2 q |
| Exequiel Fuentes Osories | Trebulco School | 4 | 9.34 | 7 q |
| Alonso Javier Lavin Jaureguizar | Bradford School | 7 | 9.88 | 12 |
| Humberto Peña Douglas | The Mayflower School | 6 | 9.93 | 13 |
| Mateo Regeasse Pérez | La Misión de Calera de Tango | 8 | 10.11 | 14 |
| Roman Iñigo Gomez Domnguez | The Angel's School | 3 | | |
