| Name | Age | Pos. | Team | Nat. |
|---|---|---|---|---|
| Raúl Raúl Aroca Calle | 27 | Goalkeeper | CF Blanca Subur |
|
| Arrue Iraola, Jon Jon Arrue Iraola | 29 | Real Sociedad San Sebastian |
|
|
| Arrieta Etxeberria, Odei Odei Arrieta Etxeberria | 29 | Midfielder | Real Sociedad San Sebastian |
|
| Aranbarri Murua, Aritz Aritz Aranbarri Murua | 27 | Defender | Real Sociedad San Sebastian |
|
| Aitor Aitor Aranzabe Etxabe | 27 | Midfielder,Left winger | Sestao River Club |
|
| Arroyo Luengo, Ander Ander Arroyo Luengo | 27 | Forward | Real Sociedad San Sebastian |
|
| Arrieta Tarragona, Unai Unai Arrieta Tarragona | 25 | Defender | Real Sociedad San Sebastian |
|
| Aitor Aitor Aranguren Illarramendi | 24 | Midfielder | Club Deportivo Lagun Onak |
|
| David Torres David Árenas Torres | 39 | Striker | Club de Fútbol Intercity |
|
| Javier Javier Domínguez Arribas | 24 | Defender,Centre back | Real Madrid |
|
| Sergio Arratia Sergio Arratia Lechosa | 25 | Midfielder | Atlético Madrid |
|
| Ibai Ardanaz Ibai Ardanaz García | 38 | Midfielder | Club Deportivo Tudelano |
|
| Javier Arza Javier Arza García | 30 | Defender,Centre back | ------Archive-Professional------ |
|
| Xabier Arrizabalaga Xabier Arrizabalaga Altuna | 30 | Forward | Mondragón CF |
|
| Toni Arenas Antonio Arenas Corbacho | 24 | Midfielder,Right winger | ------Archiv-Seniorenbereich------- |
|
| Areal David Areal Uceira | 27 | Defender,Left centre back | Club Rapido de Bouzas |
|
| Araújo Castro, Benjamin Benjamin Araújo Castro | 30 | Defender,Centre back | FC Blue Stars Zürich |
|
| Jordi Arndt Jordi Arndt Palencia | 27 | Midfielder,Right winger | Escuela Superior de Administración y Dirección de Empresas (ESADE) |
|
| Ion Arrese Ion Ioseba Arrese Alarcón | 20 | Midfielder,Right midfielder | Celaya FC |
|
| Julen Julen Aranburu Alonso | 36 | Midfielder,Attacking midfielder | Club Deportivo Lagun Onak |
|
| Artiles José Manuel Artiles Romero | 32 | Midfielder,Left midfielder | UD Las Palmas |
|
| Aitor Arberas Aitor Arberas Zabala | 28 | Defender | ------Archiv-Seniorenbereich------- |
|
| Ander Arbeloa Ánder Árbeloa García de Acizu | 33 | Midfielder,Right midfielder | Futebol Clube do Portugal |
|
| Toni Arrom Antonio Arrom Galarzo | 24 | Midfielder | Club Recreativo Mallorca (RTVº) |
|
| Alex Alejandro Aranda Raya | 22 | Midfielder,Left winger | Granada CF |
|
| Marcos Marcos Arríbas Herrera | 27 | Midfielder,Central midfielder | Club Deportivo Toledo |
|
| Sergio Arribas Sérgio Arríbas Calvo | 24 | Midfielder,Forward,Attacking midfielder,Winger right/left | UD Almeria |
|
| Arana Juan Carlos Arana Gómez | 25 | Forward | ------Archive-Professional------ |
|
| Arenas Guillen, Aleix Aleix Arenas Guillen | 27 | Midfielder,Forward,Attacking midfielder | Girona CF |
|
| Arijón Gómez, Hugo Hugo Arijón Gómez | 23 | Midfielder,Defensive midfielder | Institut Sant Andreu |
|
| Jon Arzamendi Jon Arzamendi Iradier | 33 | Defender,Centre back | Club Deportivo Lagun Onak |
|
| Koke Álvaro Ardite Bermudo | 30 | Midfielder,Right midfielder | UD La Voz |
|
| Arritola Ibai Arritola López | 34 | Defender | Club Deportivo Lezama Sport |
|
| Garat Arano Garat Arano Otxotorena | 25 | Midfielder,Right winger | Club Atlético Cirbonero |
|
| Juan Artola Juan Artola Canales | 25 | Forward,Right winger | Athletic Bilbao |
|
| Alfonso Artabe Alfonso Artabe Meca | 37 | Midfielder,Defensive midfielder | - |
|
| Arnau Arruebo Arnau Arruebo Mayor | 24 | Defender,Left winger,Left back | Unió Esportiva Cornellà |
|
| Joseba Ariño Joseba Ariño Umaran | 38 | Defender,Centre back,Left back | -Sportinvalide- |
|
| Arraiza Adrián Arraiza Fernández | 28 | Midfielder,Left winger | Agrupación Deportiva Cultural Abetxuko |
|
| Eneko Aranguren Eneko Aranguren Illarramendi | 28 | Midfielder,Central midfielder | Club Deportivo Lagun Onak |
|
| Jonathan Jonathan Arenas Rengifo | 20 | Defender,Left centre back | UE Figueres |
|
| Miguel Arilla Míguel Arílla Guínot | 22 | Midfielder | Valencia CF |
|
| Mikel Arrazola Mikel Andoni Arrazola Jaafar | 28 | Midfielder | Western Washington Vikings (Western Washington University) |
|
| Ardura Sergio Ardura Vázquez | 33 | Defender | ------Archiv-Seniorenbereich------- |
|
| Justin Hazzan Justin Hazzaivi Arroyo Pérez | 35 | Midfielder | La Cuadra Fútbol Club |
|
| Arauz Carlos Arauz Torres | 22 | Midfielder,Right winger | Club Deportivo Leganés Academia |
|
| Nacho Ignacio Arenas Beta | 28 | Forward,Striker | La Academia 2M12 |
|
| Borja Ares Borja Ares Ortíz | 29 | Defender | Club Deportivo Laredo |
|
| Borja Arlanzón Borja Arlanzón Gil | 28 | Midfielder,Left winger | - |
|
| Andreu Andreu Arasa Fort | 26 | Midfielder,Defensive-Allrounder | ŁKS Łódź Spółka Akcyjna |
|