| Segunda B Grupo 4 2020/2021 Primera RFEF - Appearances as Referee |  |
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 |
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| 18/04/2021 | RB Linense | - | Sevilla Atlético | 3:1 | 7 | - | - |
| 09/05/2021 | Córdoba CF | - | Cádiz CF B | 2:1 | 6 | - | - |
| Segunda B Grupo 4 2020/2021 Primera RFEF - Appearances as Referee | |
|
|
||||
| 18/04/2021 | RB Linense | - | Sevilla Atlético | 3:1 | 7 | - | - |
| 09/05/2021 | Córdoba CF | - | Cádiz CF B | 2:1 | 6 | - | - |
| Complete name: | Sergio Del Río Lozano |
| Born: | |
| Place of birth: |
Spain |
| Nationality: |
Spain |