| Goalkeeper | |||||
|---|---|---|---|---|---|
| # | Name | Country | Birthday | ||
| 13 |  | Christophe Atangana |  | Cameroon | 02.03.2000 |
| 13 |  | De Miguel |  | Spain | 28.06.1999 |
| 1 |  | Iturrioz | | Spain | 12.01.1988 |
| Defence | |||||
| # | Name | Country | Birthday | ||
| 2 |  | Aitor Morcillo | | Spain | 10.09.1994 |
| 22 |  | Egiluz | | Spain | 27.04.1998 |
| 15 |  | Irazábal |  | Malaysia | 28.11.1996 |
| 5 |  | Jon Vega | | Spain | 08.06.1994 |
| 6 |  | Juaristi | | Spain | 26.05.1992 |
| 3 |  | Koldo Berasaluze | | Spain | 17.05.1992 |
| 16 |  | Parra | | Spain | 26.02.1999 |
| 4 |  | Xabi Etxebarria | | Spain | 20.07.1987 |
| Midfield | |||||
| # | Name | Country | Birthday | ||
| 21 |  | Alain Ribeiro | | Spain | 08.07.1997 |
| 8 |  | Alex Iriondo | | Spain | 21.05.1994 |
| 10 |  | Fran Sota | | Spain | 30.10.1990 |
| 7 |  | Goti | | Spain | 03.05.1989 |
| 18 |  | Íñigo Ibargoien | | Spain | 03.09.1995 |
| 14 |  | Jon Iru | | Spain | 31.03.1993 |
 | Nico Baleani | | Spain | 16.11.1992 | |
| 12 |  | Sang-min Pak |  | South Korea | 14.04.1999 |
 | Adrián Vich | | Spain | 15.03.2001 | |
| Forward | |||||
| # | Name | Country | Birthday | ||
| 17 |  | Christian Guijarro | | Spain | 13.12.1994 |
| 11 |  | Jon Madrazo | | Spain | 15.01.1993 |
| 20 |  | Mikel Pradera | | Spain | 12.10.1995 |
| 19 |  | Rely Cabral |  | Cape Verde Islands | 06.05.1997 |
| 9 |  | Yurrebaso | | Spain | 25.01.1990 |
| Manager | |||||
| # | Name | Country | Birthday | ||
 | Iker Bilbao | | Spain | 17.12.1979 | |
SD Leioa