| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Final A | ||||
| Renato Alonso Paz Gioivanetti | Campanario - Buin | 4 | 12.51 | 1 |
| Santiago Alonso Escobar Aguirre | Carampangue | 5 | 12.52 | 2 |
| Gabriel Andrés Pérez Grez | Carampangue | 6 | 12.55 | 3 |
| MartÃn González Arguinarena | San Isidro | 1 | 12.60 | 4 |
| Fernando Javier Pavez Letelier | Saint James School | 7 | 12.65 | 5 |
| Pedro Sarah Bulcke | San Isidro | 2 | 12.75 | 6 |
| Santiago Tomás Tessaro Poblete | Instituto Alonso de Ercilla | 3 | DQ | 7 |
| Final F | ||||
| Mateo Ibarra CortiÃnez | San Isidro | 8 | ||
