| MD | Players | Nationality | DOB | A(D) |
|---|---|---|---|---|
| 25-Nov-2014 | Unai Lopez | Spain | 30-Oct-1995 | 19(26) |
| 30-Sep-2014 | Markel Etxeberria | Spain | 15-Feb-1995 | 19(227) |
| 17-Sep-2014 | Aymeric Laporte | France | 27-May-1994 | 20(113) |
| 30-Sep-1998 | Jose Maria Lacruz | Spain | 25-Apr-1978 | 20(158) |
| 02-Dec-1998 | Cesar Caneda | Spain | 10-May-1978 | 20(206) |
| 17-Sep-2014 | Ager Aketxe | Spain | 30-Dec-1993 | 20(261) |
| 16-Sep-1998 | Joseba Etxeberria | Spain | 05-Sep-1977 | 21(11) |
| 17-Sep-2014 | Guillermo Fernandez | Spain | 23-May-1993 | 21(117) |
| 17-Sep-2014 | Iker Muniain | Spain | 19-Dec-1992 | 21(272) |
| 16-Sep-1998 | Santiago Ezquerro | Spain | 14-Dec-1976 | 21(276) |
| 21-Oct-1998 | Jorge Perez | Spain | 24-Oct-1975 | 22(363) |
| 25-Nov-1998 | Felipe Gurendez | Spain | 18-Nov-1975 | 23(7) |
| 02-Dec-1998 | Txomin Nagore | Spain | 26-Aug-1974 | 24(98) |
| 16-Sep-1998 | Javi Gonzalez | Spain | 22-Mar-1974 | 24(178) |
| 16-Sep-1998 | Julen Guerrero | Spain | 07-Jan-1974 | 24(252) |
| 17-Sep-2014 | Ibai Gomez | Spain | 11-Nov-1989 | 24(310) |
| 30-Sep-2014 | Mikel San Jose | Spain | 30-May-1989 | 25(123) |
| 17-Sep-2014 | Oscar de Marcos | Spain | 14-Apr-1989 | 25(156) |
| 16-Sep-1998 | Imanol Etxeberria | Spain | 27-Mar-1973 | 25(173) |
| 17-Sep-2014 | Ander Iturraspe | Spain | 08-Mar-1989 | 25(193) |
| 17-Sep-2014 | Mikel Balenziaga | Spain | 29-Feb-1988 | 26(201) |
| 30-Sep-2014 | Markel Susaeta | Spain | 14-Dec-1987 | 26(291) |
| 16-Sep-1998 | Roberto Rios | Spain | 08-Oct-1971 | 26(344) |
| 16-Sep-1998 | Ismael Urzaiz | Spain | 07-Oct-1971 | 26(345) |
| 21-Oct-2014 | Xabier Etxeita | Spain | 31-Oct-1987 | 26(356) |
| 16-Sep-1998 | Andoni Imaz | Spain | 05-Sep-1971 | 27(11) |
| 04-Nov-1998 | Mikel Lasa | Spain | 09-Sep-1971 | 27(56) |
| 16-Sep-1998 | Aitor Larrazabal | Spain | 21-Jun-1971 | 27(87) |
| 02-Dec-1998 | Inigo Larrainzar | Spain | 05-Jun-1971 | 27(180) |
| 17-Sep-2014 | Benat | Spain | 19-Feb-1987 | 27(210) |
| 16-Sep-1998 | Jose Mari | Spain | 16-Feb-1971 | 27(212) |
| 05-Nov-2014 | Borja Viguera | Spain | 26-Mar-1987 | 27(224) |
| 30-Sep-1998 | Bittor Alkiza | Spain | 26-Oct-1970 | 27(339) |
| 16-Sep-1998 | Carlos Garcia | Spain | 13-Aug-1970 | 28(34) |
| 17-Sep-2014 | Mikel Rico | Spain | 04-Nov-1984 | 29(317) |
| 16-Sep-1998 | Rafael Alkorta | Spain | 16-Sep-1968 | 29(365) |
| 30-Sep-2014 | Gaizka Toquero | Spain | 09-Aug-1984 | 30(52) |
| 16-Sep-1998 | Josu Urrutia | Spain | 10-Apr-1968 | 30(159) |
| 04-Nov-1998 | Patxi Ferreira | Spain | 22-May-1967 | 31(167) |
| 30-Sep-2014 | Andoni Iraola | Spain | 22-Jun-1982 | 32(100) |
| 17-Sep-2014 | Gorka Iraizoz | Spain | 06-Mar-1981 | 33(195) |
| 17-Sep-2014 | Aritz Aduriz | Spain | 11-Feb-1981 | 33(218) |
| 17-Sep-2014 | Carlos Gurpegi | Spain | 09-Sep-1980 | 34(8) |
MD = Match date,
DOB = Date Of Birth,
A(D) = Age(Days).