Saturnino Baltazar Osorio Zapata (6 January 1945 – 1980) was a footballer from El Salvador.

Ninón, as Osorio was called, played for Águila,[1] Platense and Alianza.

He was killed in Ciudad de Mejicanos, San Salvador by a salvadorean army check point.

[2] Osorio represented his country in 3 FIFA World Cup qualification matches and at the 1970 FIFA World Cup in Mexico.

[3] This biographical article related to Salvadoran association football is a stub.