| 01/09/19 | FC Juárez [U20] | - | CF Monterrey [U20] | 0:4 | |||||
| 15/02/20 | CF Monterrey [U20] | - | FC Juárez [U20] | 4:0 |  |
||||
| 21/09/21 | FC Juárez [U20] | - | Atlético San Luis [U20] | 1:2 |
| 01/09/19 | FC Juárez [U20] | - | CF Monterrey [U20] | 0:4 | |||||
| 15/02/20 | CF Monterrey [U20] | - | FC Juárez [U20] | 4:0 | |
||||
| 21/09/21 | FC Juárez [U20] | - | Atlético San Luis [U20] | 1:2 |
| William Sergio Mejía Castillo | |
| Born: | 21.04.1999 |
| Place of birth: |
Monterrey, 
Mexico |
| Nationality: |
Mexico
|
| Height: | 183 cm |
| Weight: | 84 kg |
| Position(s): | Defensive Midfielder Central Midfielder |
| Foot: | right |