Mario Ramírez may refer to:
Mario Ramírez (baseball) (1957-2013), Puerto Rican baseball player Mario Ramírez (footballer) (born 1965), Paraguayan footballer Mario Ramírez Reyes (fl. 1990s), Mexican actor Mario Ramírez Treviño (1962–2025), Mexican suspected drug lord (1934–2023), Honduran historian and writer, 2017 Ramón Rosa National Literature Award
See also Marie Ramírez, Costa Rican ten-pin bowler María Elena Ramírez (born 1951), Mexican gymnast