| Player | Country | Position | born | |
|---|---|---|---|---|
| A | ||||
| Aitor Ituarte |
|
Spain | Midfielder | 20/05/2000 |
| Ander Zubillaga |
|
Spain | Midfielder | 17/08/1998 |
| Asier Bengoetxea |
|
Spain | Defender | 12/10/1995 |
| Asier Lecea |
|
Spain | Forward | 14/06/1997 |
| Axier Zeberio |
|
Spain | Defender | 08/01/2002 |
| E | ||||
| Ekhi Bravo |
|
Spain | Defender | 30/11/1997 |
| G | ||||
| Gorka Marcos |
|
Spain | Midfielder | 20/01/1996 |
| H | ||||
| Haritz Arrieta |
|
Spain | Midfielder | 21/02/1990 |
| Haritz Estivariz |
|
Spain | Defender | 25/02/1999 |
| I | ||||
| Igor Irazu |
|
Spain | Defender | 17/05/2002 |
| Iñaki Etxeberria |
|
Spain | Defender | 27/04/1995 |
| Iohan |
|
Spain | Defender | |
| J | ||||
| Jáuregui |
|
Spain | Defender | 29/04/1974 |
| Joanes Revilla |
|
Spain | Forward | |
| Jon Ander Alonso |
|
Spain | Defender | 22/01/1995 |
| Jon Elorza |
|
Spain | Forward | 02/07/1997 |
| Julen Vecino |
|
Spain | Forward | 15/01/1996 |
| K | ||||
| Kepa Eizagirre |
|
Spain | Goalkeeper | 26/02/1995 |
| M | ||||
| Mario Zubelzu |
|
Spain | Midfielder | 29/05/1990 |
| Mikel Lekuona |
|
Spain | Midfielder | 19/04/1998 |
| P | ||||
| Pablo Del Pozo |
|
Spain | Midfielder | 22/06/1998 |
| R | ||||
| Rubén García |
|
Spain | Goalkeeper | 25/07/1992 |
| Rubén Zabaleta |
|
Spain | Midfielder | 21/09/1992 |
| S | ||||
| Sagastibeltza |
|
Spain | Defender | 05/07/1984 |
| U | ||||
| Unai Aierbe |
|
Spain | Forward | 22/12/1997 |
| Unai Etxeberria |
|
Spain | Defender | 24/10/1986 |
| X | ||||
| Xabier Olaizola |
|
Spain | Midfielder | 04/10/1995 |
