As of February 2026, the most talked-about and best-known 17-year-old player at Real Madrid is Franco Mastantuono. He is an Argentine attacking midfielder who signed at the age of 17. He is now officially registered with the Real Madrid first team and has represented the club in La Liga and the UEFA Champions League. He is one of Real Madrid’s key young talents and the standard answer when people ask about the “17-year-old player at Real Madrid.”
Why is it him? Key information at a glance
Mastantuono was born on August 14, 2007. Real Madrid officially completed his signing when he was 17. He is one of the biggest youth investments the club has made in recent years.
| Item | Key Information |
| Name | Franco Mastantuono |
| Date of Birth | August 14, 2007 |
| Joined Real Madrid | Announced in June 2025, effective August 14 |
| Transfer Fee | €45 million (total package about €63.2 million) |
| Contract Period | 2025–2031 (6 years) |
| Position | Attacking Midfielder / Right Winger (left-footed) |
| Nationality | Argentina / Italy |
He developed in the youth academy of River Plate. In February 2024, he became the youngest league scorer in River Plate’s history. At 17, he had already made his senior debut for the Argentina national team, becoming the youngest player to appear in an official match in the history of the Argentina national team.
Technical Characteristics and Role on the Field
Mastantuono is a technical attacking player who mainly plays as an attacking midfielder and cuts inside from the right wing. He has close control, quick footwork, wide vision, and accurate through passes. He is also strong in long-range shooting and set pieces. Spanish newspaper Diario AS commented that he “shows maturity and team spirit beyond his age.” He can carry the ball forward, deliver dangerous passes, and also finish chances himself. He is a young creative force in Real Madrid’s midfield and attack.
First-Team Performances and Key Records
After joining Real Madrid, Mastantuono quickly entered the first-team rotation. In January 2026, he scored his first goal for Real Madrid in the UEFA Champions League, becoming the third-youngest scorer in the club’s Champions League history at 18 years and 159 days old. In the 2025–26 season, he made appearances in La Liga, the Champions League, and domestic cup competitions, earning steady playing time. In an interview, he said, “I feel more free under Arbeloa,” referring to Álvaro Arbeloa, and his performances continued to improve after adapting to the new coaching system.
Other Young Players Around 17 at Real Madrid
Besides Mastantuono, Real Madrid’s academy and reserve teams also have several young players, but none have the same level of fame or first-team status.
• Guillermo González: A 17-year-old right-back who joined from Cádiz CF in December 2025. He mainly plays in the youth academy teams.
• Joan Martínez: A Spanish defender who renewed his contract with Real Madrid at 17 and is considered a key prospect in the youth team setup.
These players have not yet entered the regular first-team rotation. Therefore, Mastantuono remains the only mainstream answer to the question about the “17-year-old player at Real Madrid.”