| Primera B Metropolitana 2018/2019 - Appearances as Referee |  |
 |
 |
||||
| 18/05/2019 | Flandria | - | Defensores Unidos de Zárate | 3:1 | 3 | - | - |
| Primera B Metropolitana 2018/2019 - Appearances as Referee | |
|
|
||||
| 18/05/2019 | Flandria | - | Defensores Unidos de Zárate | 3:1 | 3 | - | - |
| Complete name: | Mariano Gastón Seco |
| Born: | 24/01/1984 |
| Place of birth: |
Buenos Aires, 
Argentina |
| Nationality: |
Argentina |