| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 08-Sep-2022 | Mohamed-Ali Cho | France | 19-Jan-2004 | 18(233) |
| 29-Oct-2020 | Ander Barrenetxea | Spain | 27-Dec-2001 | 18(307) |
| 30-Sep-2021 | Jon Karrikaburu | Spain | 09-Sep-2002 | 19(21) |
| 27-Oct-2022 | Pablo Marin | Spain | 03-Jul-2003 | 19(116) |
| 30-Sep-2021 | Benat Turrientes | Spain | 31-Jan-2002 | 19(242) |
| 15-Sep-2022 | Robert Navarro | Spain | 12-Apr-2002 | 20(156) |
| 14-Sep-2017 | Igor Zubeldia | Spain | 30-Mar-1997 | 20(168) |
| 19-Oct-2017 | Mikel Oyarzabal | Spain | 21-Apr-1997 | 20(181) |
| 26-Nov-2020 | Roberto Lopez | Spain | 24-Apr-2000 | 20(216) |
| 16-Sep-2021 | Jon Pacheco | Spain | 08-Jan-2001 | 20(251) |
| 22-Oct-2020 | Alexander Isak | Sweden | 21-Sep-1999 | 21(32) |
| 21-Oct-2021 | Julen Lobete | Spain | 18-Sep-2000 | 21(33) |
| 19-Oct-2017 | Andoni Gorosabel | Spain | 04-Aug-1996 | 21(76) |
| 17-Feb-2022 | Ander Martin | Spain | 16-Nov-2000 | 21(93) |
| 08-Sep-2022 | Takefusa Kubo | Japan | 04-Jun-2001 | 21(96) |
| 27-Oct-2022 | Jon Magunazelaia | Spain | 13-Jul-2001 | 21(106) |
| 16-Sep-2021 | Cristo Romero | Spain | 30-Apr-2000 | 21(139) |
| 29-Oct-2020 | Modibo Sagnan | France | 14-Apr-1999 | 21(199) |
| 13-Oct-2022 | Urko Gonzalaz | Spain | 20-Mar-2001 | 21(207) |
| 22-Oct-2020 | Martin Zubimendi | Spain | 02-Feb-1999 | 21(263) |
| 14-Sep-2017 | Alvaro Odriozola | Spain | 14-Dec-1995 | 21(275) |
| 14-Sep-2017 | Jon Bautista | Spain | 03-Jul-1995 | 22(74) |
| 24-Feb-2022 | Nais Djouahra | France | 23-Nov-1999 | 22(94) |
| 28-Sep-2017 | Adnan Januzaj | Belgium | 05-Feb-1995 | 22(236) |
| 08-Sep-2022 | Alex Sola | Spain | 09-Jun-1999 | 23(91) |
| 29-Oct-2020 | Ander Guevara | Spain | 07-Jul-1997 | 23(114) |
| 14-Sep-2017 | Artiz Elustondo | Spain | 28-Mar-1994 | 23(170) |
| 25-Feb-2021 | Aihen Munoz | Spain | 16-Aug-1997 | 23(193) |
| 07-Dec-2017 | Kevin Rodrigues | Portugal | 05-Mar-1994 | 23(277) |
| 22-Oct-2020 | Robin Le Normand | Spain | 11-Nov-1996 | 23(345) |
| 14-Sep-2017 | Diego Llorente | Spain | 16-Aug-1993 | 24(29) |
| 22-Oct-2020 | Mikel Merino | Spain | 22-Jun-1996 | 24(122) |
| 28-Sep-2017 | Juanmi | Spain | 20-May-1993 | 24(131) |
| 06-Oct-2022 | Aritz Arambarri | Spain | 31-Jan-1998 | 24(248) |
| 28-Sep-2017 | Ruben Pardo | Spain | 22-Oct-1992 | 24(341) |
| 14-Sep-2017 | Geronimo Rulli | Argentina | 20-May-1992 | 25(117) |
| 26-Nov-2020 | Martin Merquelanz | Spain | 12-Jun-1995 | 25(168) |
| 22-Oct-2020 | Alejandro Remiro | Spain | 24-Mar-1995 | 25(213) |
| 08-Sep-2022 | Umar Sadiq | Nigeria | 02-Feb-1997 | 25(218) |
| 08-Sep-2022 | Brais Mendez | Spain | 07-Jan-1997 | 25(244) |
| 16-Sep-2021 | Alexander Sorloth | Norway | 05-Dec-1995 | 25(286) |
| 14-Sep-2017 | Willian Jose | Brazil | 23-Nov-1991 | 25(296) |
| 25-Feb-2021 | Jon Guridi | Spain | 28-Feb-1995 | 25(363) |
| 06-Oct-2022 | Carlos Fernandez | Spain | 22-May-1996 | 26(137) |
| 02-Nov-2017 | Inigo Martinez | Spain | 17-May-1991 | 26(170) |
| 14-Sep-2017 | Sergio Canales | Spain | 16-Feb-1991 | 26(211) |
| 14-Sep-2017 | Asier Illarramendi | Spain | 08-Mar-1990 | 27(190) |
| 22-Oct-2020 | Portu | Spain | 21-May-1992 | 28(154) |
| 26-Nov-2020 | Joseba Zaldua | Spain | 24-Jun-1992 | 28(155) |
| 14-Sep-2017 | Carlos Vela | Mexico | 01-Mar-1989 | 28(197) |
MD = Match date,
DOB = Date Of Birth,
A(D) = Age(Days).