María Esteban Uña is a Spanish freestyle skier, born on November 8, 2005. She is an active competitor specializing in freeskiing, representing the FORW-FMDI club.

In April 2024, Esteban won the Spanish Championship title in the slopestyle event during the FIS competition in Sierra Nevada. In the women's competition, she defeated local athlete Irene Conde.

Previously, in April 2023, she secured second place in the Spanish Slopestyle Championships, finishing behind Maialen Oiartzabal.

Esteban is considered one of the promising young talents in Spanish freeskiing.