| Primera A 2025 Apertura - Appearances as Assistant | ||||
| 01/02/2025 | Deportivo Pasto | - | Millonarios | 0:1 |
| 23/02/2025 | Deportivo Pereira | - | Fortaleza FC | 2:0 |
| 15/03/2025 | Envigado FC | - | Atlético Nacional | 0:0 |
| 27/03/2025 | Once Caldas | - | Llaneros FC | 1:0 |
| Primera A 2025 Apertura - Appearances as Assistant | ||||
| 01/02/2025 | Deportivo Pasto | - | Millonarios | 0:1 |
| 23/02/2025 | Deportivo Pereira | - | Fortaleza FC | 2:0 |
| 15/03/2025 | Envigado FC | - | Atlético Nacional | 0:0 |
| 27/03/2025 | Once Caldas | - | Llaneros FC | 1:0 |
| Complete name: | Julio Ivan Sierra Álvarez |
| Born: | |
| Place of birth: |
Colombia |
| Nationality: |
Colombia |