| Primera A 2018 Apertura - Appearances as Assistant | ||||
| 24/02/2018 | Leones FC | - | Deportivo Pasto | 2:1 |
| 14/03/2018 | Envigado FC | - | Santa Fe | 0:3 |
| 29/03/2018 | Atlético Nacional | - | Atlético Huila | 1:0 |
| 12/04/2018 | Once Caldas | - | Deportes Tolima | 0:1 |
| Primera A 2018 Apertura - Appearances as Assistant | ||||
| 24/02/2018 | Leones FC | - | Deportivo Pasto | 2:1 |
| 14/03/2018 | Envigado FC | - | Santa Fe | 0:3 |
| 29/03/2018 | Atlético Nacional | - | Atlético Huila | 1:0 |
| 12/04/2018 | Once Caldas | - | Deportes Tolima | 0:1 |
| Complete name: | Julio Ivan Sierra Álvarez |
| Born: | |
| Place of birth: |
Colombia |
| Nationality: |
Colombia |