| Goalkeeper | |||||
|---|---|---|---|---|---|
| # | Name | Country | Birthday | ||
| 1 |  | Mandaluniz |  | Spain | 15.01.1987 |
| 13 |  | Unai Llorente | | Spain | 19.06.2000 |
| Defence | |||||
| # | Name | Country | Birthday | ||
| 3 |  | Artabe | | Spain | 05.01.1993 |
| 6 |  | De Eguino | | Spain | 20.05.1995 |
| 21 |  | Haritz Estivariz | | Spain | 25.02.1999 |
| 5 |  | Hugo Cabanas | | Spain | 13.08.1990 |
| 16 |  | Ibai Quintana | | Spain | 29.06.2002 |
| 12 |  | Jon Galarza | | Spain | 17.12.1993 |
| 22 |  | Sergio López | | Spain | 09.08.2003 |
| 4 |  | Xabi Etxebarria | | Spain | 20.07.1987 |
| Midfield | |||||
| # | Name | Country | Birthday | ||
| 24 |  | Antton Fruniz | | Spain | 07.02.2002 |
| 8 |  | Chopi | | Spain | 14.04.1985 |
| 10 |  | Infante | | Spain | 09.11.1990 |
| 23 |  | Julen Huidobro | | Spain | 01.04.1995 |
| 7 |  | Luisma | | Spain | 11.08.1989 |
| 19 |  | Marcos Yaniz | | Spain | 24.03.2002 |
| Forward | |||||
| # | Name | Country | Birthday | ||
| 11 |  | Ander Herreros | | Spain | 15.02.1994 |
| 14 |  | Dwomoh | | Spain | 24.02.1990 |
| 17 |  | Jamal Hamed |  | Palestine | 10.03.2002 |
| 9 |  | Íñigo Pisón | | Spain | 25.10.1993 |
| 20 |  | Izan Gutiérrez | | Spain | 01.03.2002 |
| Manager | |||||
| # | Name | Country | Birthday | ||
 | Andoitz Galdós | | Spain | 11.04.1985 | |
SD Leioa