Jon Martín's player profile at Spain U21 in UEFA U21 Championship - Qualification for 2025/26 covers the football details people usually need first: role, squad information, current numbers, recent matches, and upcoming fixtures. It gives a quick read on what Jon Martín is contributing now, with match timing and detailed stats available when more context is needed.

Jon Martín is listed as a defender for Spain U21 with squad number #4. The profile also shows 19 years old. Those details matter because role, squad status, experience, and physical profile can all influence minutes, match involvement, and the kind of output to expect.

Jon Martín is listed in a defender role. Jon Martín has logged 0 matches and 0 minutes. Read together, the role and output numbers show whether the player is mainly providing minutes, goal threat, chance creation, or a more supporting contribution.