Ismael Pérez Pazmiño (Machala, June 30, 1876 - Los Angeles, November 1, 1944) was founder of El Universo newspaper of Guayaquil, Ecuador, and former senator of El Oro province.

His parents were José Pérez Santander and Elena Pazmiño Gómez.

He was married to Herlinda Castro Santander de Pérez Pazmiño.

[1] El Universo is still run by Pérez Pazmiño's descendants.

He died of cancer in Los Angeles, California on November 1, 1944.