Athletic Club most appearances
27 players turned out for Athletic Club in UEFA Champions League 2025. From 8 matches played.
| # | Player | Matches |
|---|---|---|
| 1 | Adama Boiro Boiro | 8 |
| 2 | Alejandro Padilla Pérez | 8 |
| 3 | Alejandro Rego Mora | 8 |
| 4 | Andoni Gorosabel Espinosa | 8 |
| 5 | Iñigo Ruiz de Galarreta Etxeberria | 8 |
| 6 | Jesús Areso Blanco | 8 |
| 7 | Unai Gómez Etxebarria | 8 |
| 8 | Unai Simón Mendibil | 8 |
| 9 | Íñigo Lekue Martínez | 8 |
| 10 | Aitor Paredes Casamichana | 7 |
| 11 | Daniel Vivian Moreno | 7 |
| 12 | Gorka Guruzeta Rodríguez | 7 |
| 13 | Mikel Jauregizar Alboniga | 7 |
| 14 | Mikel Vesga Arruti | 7 |
| 15 | Nicolás Serrano Galdeano | 7 |
| 16 | Oihan Sancet Tirapu | 7 |
| 17 | Robert Navarro Muñoz | 7 |
| 18 | Alejandro Berenguer Remiro | 6 |
| 19 | Mikel Santos Linares | 6 |
| 20 | Yuri Berchiche Izeta | 6 |
| 21 | Aymeric Laporte | 4 |
| 22 | Ibon Ignacio Sánchez Océn | 4 |
| 23 | Iñaki Williams Arthuer | 4 |
| 24 | Jon de Luis Suescun | 4 |
| 25 | Maroan Sannadi Harrouch | 3 |
| 26 | Nicholas Williams Arthuer | 3 |
| 27 | Ander Izagirre Cestona | 1 |