The centre-back becomes the 658th player to make an official debut for the Zurigorri
Iker Monreal is the 658th footballer to make an officual debut for Athletic Club.
The 20-year-old marked his first senior appearance by playing the full 90 minutes in our Copa quarter-final against Valencia CF at Mestalla.
The Pamplona-born defender joined Athletic from CF Ardoi in the 2024/25 season. After playing for CD Basconia and Bilbao Athletic, he became a fully-fledged Lion on 4 April 2026.