| Primera B 2019 Liguilla Promoción - Appearances as Referee |  |
 |
 |
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| 11/01/2020 | Ñublense | - | Puerto Montt | 2:1 | 5 | - | 1 |
| Primera B 2019 Liguilla Promoción - Appearances as Referee | |
|
|
||||
| 11/01/2020 | Ñublense | - | Puerto Montt | 2:1 | 5 | - | 1 |
| Complete name: | Piero Maza Gómez |
| Born: | 25/10/1984 |
| Place of birth: |
Chile |
| Nationality: |
Chile |