Alfonso Sanz is a professional footballer from ESP and is currently 19 years old. He is on the books of Real Madrid U19 and wears shirt number 29. His main role on the pitch is Forward.

During the Spanish Segunda División RFEF 2025-2026 campaign, Alfonso Sanz made 1 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 0 shots, with 0 on target.