| Segunda B Grupo 4 2017/2018 - Appearances as Referee |  |
 |
 |
||||
| 14/01/2018 | Real Betis B | - | RB Linense | 3:2 | 5 | - | - |
| 08/04/2018 | Écija Balompié | - | Marbella FC | 1:0 | 7 | - | - |
| Segunda B Grupo 4 2017/2018 - Appearances as Referee | |
|
|
||||
| 14/01/2018 | Real Betis B | - | RB Linense | 3:2 | 5 | - | - |
| 08/04/2018 | Écija Balompié | - | Marbella FC | 1:0 | 7 | - | - |
| Complete name: | Juan Alfredo Guzmán Mansilla |
| Born: | 23/04/1991 |
| Place of birth: |
Spain |
| Nationality: |
Spain |