Mario Díaz

Mario Díaz may refer to:

• Mario Díaz (baseball) (born 1962), Major League Baseball infielder
• Mario Díaz (discus thrower) (born 1999), Cuban discus thrower
• Mario Díaz Martínez (born 1965), Spanish member of the World Scout Committee
• Mario Díaz Pérez (born 1960), Mexican football manager and former player

• Mario Díaz-Balart (born 1961), member of the U.S. House of Representatives from Florida
• Mario René Díaz Leyva (born 1951), Cuban photographer