Luis Rafael Esteban Risco Alván (26 December 1945 – 15 February 2021) was a Peruvian former footballer who played as a defender.

Nicknamed "Calidad", he was known for playing for Alianza Lima in the early 1970s as well as representing his home country during the 1970 FIFA World Cup qualifiers.

Beginning in 1970, he would play for Alianza Lima where he would be part of the runner up squad for the 1971 Torneo Descentralizado as well as participate in the 1972 Copa Libertadores.

[2] Risco played in the Peru national football team eight times with his debut occurring on 17 August 1969 in a match against Bolivia during the 1970 FIFA World Cup qualifiers.

[5] During his tenure with the team, he would play alongside players such as Roberto Chale, Héctor Chumpitaz, Teófilo Cubillas, Oswaldo Ramírez and Pedro Pablo León.