Mariano Esteban is a professional footballer from ESP and is currently 19 years old. He is on the books of Real Madrid Castilla and wears shirt number 49. His main role on the pitch is Forward.

His latest transfer saw him join Real Madrid Castilla from Real Valladolid CF via Transfer on 2026-01-22.

During the Primera Federación 2025-2026 campaign, Mariano Esteban made 4 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 0 shots, with 0 on target.