Background
Domínguez was born to Cleofas Domínguez and María del Pilar Palencia.
politician member of the Senate of Mexico
Domínguez was born to Cleofas Domínguez and María del Pilar Palencia.
He attended a colegio in San Cristóbal de las Casas, Chiapas.
He served as senator and gave a memorable speech in the Congress during the Mexican Revolution against the dictator Victoriano Huerta, for which he was murdered. In 1879 he went to Paris where he studied medicine. He lived in Paris for 10 years.
In 1909, he was elected mayor of Comitán.
In 1912, Leopoldo Gout and he ran for a seat in the Senate (Domínguez as substitute senator). When Gout died, Domínguez replaced him.
In 1913 he gave a speech in Congress against the dictator Victoriano Huerta and as a result he was murdered in Mexico City by Gilberto Márquez, Alberto Quiroz, José Hernández Ramírez, Gabriel Huerta, and Doctor Aureliano Urrutia who chopped off Domínguez"s tongue. His home town was also renamed Comitán de Domínguez in 1915 in his memory.