1873 in Argentina

Events in the year 1873 in Argentina.

Incumbents

 * President: Domingo Faustino Sarmiento
 * Vice President: Adolfo Alsina

Governors

 * Buenos Aires Province: Mariano Acosta
 * Cordoba: Juan Antonio Álvarez
 * Mendoza Province: Arístides Villanueva (until 16 October); Francisco Civit (from 16 October)
 * Santa Fe Province: Simón de Iriondo

Vice Governors

 * Buenos Aires Province: vacant

Events

 * September - The Argentine Chamber of Deputies approves the Secret Mutual Defense Treaty of 1873 and votes $6,000,000 towards the War of the Pacific.

Births

 * March 22 - Julieta Lanteri, Italian Argentine physician, freethinker, and women's rights activist (died 1932).
 * May 17 - Julio Argentino Pascual Roca, politician and diplomat (died 1942)
 * October 3 - Vicente Gallo, lawyer, academic and politician (died 1942)

Deaths

 * August 23 - Félix de la Peña, politician (born 1807 in Argentina, 1807)