| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 15-Mar-2018 | Aritz Aduriz | Spain | 11-Feb-1981 | 37(32) |
| 23-Feb-2017 | Gorka Iraizoz | Spain | 06-Mar-1981 | 35(355) |
| 10-Dec-2015 | Carlos Gurpegi | Spain | 09-Sep-1980 | 35(92) |
| 15-Mar-2018 | Mikel Rico | Spain | 04-Nov-1984 | 33(131) |
| 14-Dec-2011 | Igor Gabilondo | Spain | 10-Feb-1979 | 32(307) |
| 01-Oct-2009 | Aitor Ocio | Spain | 28-Nov-1976 | 32(307) |
| 26-Feb-2015 | Andoni Iraola | Spain | 22-Jun-1982 | 32(249) |
| 16-Dec-2009 | Joseba Etxeberria | Spain | 05-Sep-1977 | 32(102) |
| 08-Mar-2018 | Raul Garcia | Spain | 11-Jul-1986 | 31(241) |
| 15-Mar-2018 | Benat | Spain | 19-Feb-1987 | 31(25) |
| 25-Feb-2010 | Pablo Orbaiz | Spain | 06-Feb-1979 | 31(20) |
| 15-Mar-2018 | Xabier Etxeita | Spain | 31-Oct-1987 | 30(136) |
| 08-Mar-2018 | Markel Susaeta | Spain | 14-Dec-1987 | 30(85) |
| 25-Feb-2010 | Francisco Yeste | Spain | 06-Dec-1979 | 30(82) |
| 15-Mar-2018 | Iago Herrerin | Spain | 25-Jan-1988 | 30(50) |
| 08-Mar-2018 | Mikel Balenziaga | Spain | 29-Feb-1988 | 30(8) |
| 10-Dec-2015 | Kike Sola | Spain | 15-Feb-1986 | 29(298) |
| 08-Nov-2012 | Fernando Amorebieta | Venezuela | 21-Mar-1983 | 29(233) |
| 20-Oct-2016 | Gorka Elustondo | Spain | 18-Mar-1987 | 29(217) |
| 16-Feb-2012 | David Lopez | Spain | 10-Sep-1982 | 29(159) |
| 14-Apr-2016 | Borja Viguera | Spain | 26-Mar-1987 | 29(20) |
| 15-Mar-2018 | Ander Iturraspe | Spain | 08-Mar-1989 | 29(7) |
| 15-Mar-2018 | Oscar de Marcos | Spain | 14-Apr-1989 | 28(335) |
| 28-Sep-2017 | Eneko Boveda | Spain | 14-Dec-1988 | 28(288) |
| 08-Mar-2018 | Mikel San Jose | Spain | 30-May-1989 | 28(282) |
| 27-Aug-2009 | Koikili | Spain | 23-Dec-1980 | 28(247) |
| 06-Dec-2012 | Gaizka Toquero | Spain | 09-Aug-1984 | 28(119) |
| 06-Dec-2012 | Fernando Llorente | Spain | 26-Feb-1985 | 27(283) |
| 18-Feb-2010 | Ustaritz Aldekoaotalora | Spain | 16-Feb-1983 | 27(2) |
| 08-Dec-2016 | Javier Eraso | Spain | 22-Mar-1990 | 26(262) |
| 06-Dec-2012 | Xabier Castillo | Spain | 29-Mar-1986 | 26(253) |
| 17-Sep-2009 | Iban Zubiaurre | Spain | 22-Jan-1983 | 26(239) |
| 15-Feb-2018 | Sabin Merino | Spain | 04-Jan-1992 | 26(43) |
| 17-Sep-2015 | Ibai Gomez | Spain | 11-Nov-1989 | 25(310) |
| 22-Feb-2018 | Enric Saborit | Spain | 27-Apr-1992 | 25(301) |
| 16-Dec-2009 | Inigo Diaz | Spain | 15-May-1984 | 25(215) |
| 15-Mar-2018 | Inigo Lekue | Spain | 04-May-1993 | 24(315) |
| 15-Mar-2018 | Mikel Vesga | Spain | 21-May-1993 | 24(298) |
| 28-Sep-2017 | Iker Muniain | Spain | 19-Dec-1992 | 24(283) |
| 06-Dec-2012 | Raul | Spain | 13-Mar-1988 | 24(268) |
| 26-Apr-2012 | Inigo Perez | Spain | 18-Jan-1988 | 24(99) |
| 26-Apr-2012 | Borja Ekiza | Spain | 06-Mar-1988 | 24(51) |
| 07-Dec-2017 | Ager Aketxe | Spain | 30-Dec-1993 | 23(342) |
| 15-Mar-2018 | Inaki Williams | Ghana | 15-Jun-1994 | 23(273) |
| 09-May-2012 | Javi Martinez | Spain | 02-Sep-1988 | 23(249) |
| 07-Dec-2017 | Aymeric Laporte | France | 27-May-1994 | 23(194) |
| 06-Dec-2012 | Igor Martinez | Spain | 19-Jul-1989 | 23(140) |
| 08-Nov-2012 | Ander Herrera | Spain | 14-Aug-1989 | 23(86) |
| 15-Mar-2018 | Yeray Alvarez | Spain | 24-Jan-1995 | 23(50) |
| 19-Feb-2015 | Jon Aurtenetxe | Spain | 03-Jan-1992 | 23(47) |
MD = Match date,
DOB = Date Of Birth,
A(D) = Age(Days).