Luis Alfonso Ureta Medina (born 8 March 1999) is a Chilean footballer who plays as a goalkeeper.

A product of the O'Higgins youth system, Ureta ended his contract with them in December 2023.

[1] Ureta represented Chile U20 at the 2019 South American U-20 Championship, making four appearances and Chile U23 at the 2019 Maurice Revello Tournament, making two apeearances.

In addition, he was in the Chile U17 squad for the 2014 Pan American Games,[2] 2015 South American U-17 Championship and the 2015 FIFA U-17 World Cup and in the Chile U23 squad for the 2020 CONMEBOL Pre-Olympic Tournament.

With Chile U20, Ureta won the gold medal in the 2018 South American Games.