Athletic Club
| # | Name | Pos | Nationality | Age |
|---|---|---|---|---|
| 1 | Unai Simón | G | Spain | 29 |
| 2 | Andoni Gorosabel | D | Spain | 29 |
| 3 | Daniel Vivian | D | Spain | 26 |
| 4 | Aitor Paredes | D | Spain | 26 |
| 5 | Yeray Álvarez | D | Spain | 31 |
| 6 | Mikel Vesga | M | Spain | 33 |
| 7 | Alex Berenguer | F | Spain | 31 |
| 8 | Oihan Sancet | M | Spain | 26 |
| 9 | Iñaki Williams | F | Ghana | 32 |
| 10 | Nico Williams | F | Spain | 23 |
| 11 | Gorka Guruzeta | F | Spain | 29 |
| 12 | Jesús Areso | D | Spain | 27 |
| 13 | Unai Eguiluz | D | Spain | 24 |
| 14 | Aymeric Laporte | D | Spain | 32 |
| 15 | Íñigo Lekue | D | Spain | 33 |
| 16 | Íñigo Ruíz de Galarreta | M | Spain | 32 |
| 17 | Yuri Berchiche | D | Spain | 36 |
| 18 | Mikel Jauregizar | M | Spain | 22 |
| 19 | Adama Boiro | D | Spain | 24 |
| 20 | Unai Gómez | M | Spain | 23 |
| 21 | Maroan Sannadi | F | Morocco | 25 |
| 22 | Nico Serrano | F | Spain | 23 |
| 23 | Robert Navarro | F | Spain | 24 |
| 24 | Beñat Prados | M | Spain | 25 |
| 25 | Urko Izeta | F | Spain | 26 |
| 27 | Álex Padilla | G | Mexico | 22 |
| 30 | Alejandro Rego | M | Spain | 23 |
| 44 | Selton Sánchez | M | Spain | 19 |
| — | Julen Agirrezabala | G | Spain | 25 |
| — | Jon De Luis | D | Spain | 22 |
| — | Álvaro Djaló | M | Guinea-Bissau | 26 |
| — | Beñat Gerenabarrena | M | Spain | 23 |
| — | Peio Canales | M | Spain | 21 |
| — | Unai Vencedor | M | Spain | 25 |
| — | Aingeru Olabarrieta | F | Spain | 20 |
| — | Asier Hierro | F | Spain | 21 |
| — | Efe Korkut | F | Turkiye | 20 |
Squad data from Fotmob · Last updated July 05, 2026 · Refreshes weekly