| Affiliation ID | 172 |
|---|---|
| Full name | Athletic Club |
| Short name | Athletic Club |
| Place | Bilbao (ESP) |
| Sports | FBL |
| Notes | Also known as Athletic Bilbao. |
| Acedo |  ESP |
FBL | Olympics/Non-starter | 1920—1924 |
| Jorge Aizkorreta | ESP |
FBL | Non-starter | 1996 |
| Miguel de Andrés | ESP |
FBL | Olympics | 1980 |
| Daniel Aranzubia | ESP |
FBL | Olympics | 2000 |
| Belauste | ESP |
FBL | Olympics/Non-starter | 1920—1924 |
| David Billabona | ESP |
FBL | Olympics | 1992 |
| Carmelo | ESP |
FBL | Olympics | 1924 |
| Chirri | ESP |
FBL | Olympics | 1924 |
| Imanol Etxeberría | ESP |
FBL | Non-starter | 1996 |
| Ander Herrera | ESP |
FBL | Olympics | 2012 |
| Igartua | ESP |
FBL | Olympics | 1968 |
| Aitor Karanka | ESP |
FBL | Olympics | 1996 |
| Lacruz | ESP |
FBL | Olympics | 2000 |
| Larraza | ESP |
FBL | Olympics | 1924 |
| Legarreta | ESP |
FBL | Olympics | 1928 |
| Javi Martínez | ESP |
FBL | Olympics | 2012 |
| Iker Muniain | ESP |
FBL | Olympics | 2012 |
| Pichichi | ESP |
FBL | Olympics | 1920 |
| Sabino | ESP |
FBL | Olympics | 1920 |
| Bibiane Schulze Solano |  GER |
FBL | Olympics | 2024 |
| Unai Simón | ESP |
FBL | Olympics | 2020 |
| Urquiaga | ESP |
FBL | Olympics | 1980 |
