Juan Carlos Masnik Hornos[1] (2 March 1943 – 23 February 2021) was a Uruguayan football player and manager, who represented the Uruguay national team at the 1974 FIFA World Cup in Germany.

[2] Masnik played for Club Nacional de Football and featured in the 1971 Intercontinental Cup.

He played in Argentina for Gimnasia y Esgrima de La Plata where he scored 6 goals in 88 league games.

Masnik made 26 appearances for the Uruguay national team from 1967 to 1974.

This biographical article about a football defender from Uruguay born in the 1940s is a stub.