| Player | Country | Position | born | |
|---|---|---|---|---|
| B | ||||
| José Balza |
|
Venezuela | Midfielder | 15/06/1997 |
| C | ||||
| Vicente Cabrera |
|
Chile | Defender | 28/03/2007 |
| Benjamin Cam |
|
Chile | Forward | 15/02/2000 |
| Milovan Celis |
|
Chile | Midfielder | 08/06/2006 |
| D | ||||
| César Díaz |
|
Chile | Forward | 31/01/2002 |
| G | ||||
| Claudio Galdames |
|
Chile | Midfielder | 02/02/2005 |
| Pablo Galdames |
|
Chile | Midfielder | 30/12/1996 |
| Mathías Gallardo |
|
Chile | Defender | 22/02/2001 |
| L | ||||
| Mario Larenas |
|
Chile | Defender | 27/07/1993 |
| Q | ||||
| Tomás Quintana |
|
Chile | Defender | 27/01/2000 |
| S | ||||
| Jeremy Silva |
|
Chile | Midfielder | 08/02/2001 |
| T | ||||
| Tomás Tolosa |
|
Chile | Forward | 23/01/2003 |
![Unión Española [U20]](https://s.hs-data.com/bilder/wappen/mittel/19775.gif?fallback=png "Unión Española [U20]")
![Unión Española [U17]](https://s.hs-data.com/bilder/wappen/mini/29797.gif?fallback=png "Unión Española [U17]"){kind=small}
![Unión Española [U15]](https://s.hs-data.com/bilder/wappen/mini/31840.gif?fallback=png "Unión Española [U15]"){kind=small}