1905 in Argentina

← 1904 1903 1902 1905 in Argentina → 1906 1907 1908
Decades:	1880s 1890s 1900s 1910s 1920s
See also:	Other events of 1905 List of years in Argentina

Events in the year 1905 in Argentina.

• President: Manuel Quintana
• Vice President: José Figueroa Alcorta

• Buenos Aires Province: Marcelino Ugarte
• Cordoba: José Vicente de Olmos (until month unknown)
• Mendoza Province: Carlos Galigniana Segura then José Néstor Lencinas then Carlos Galigniana Segura

• Buenos Aires Province: Adolfo Saldías

• February 4–8: Argentine Revolution of 1905
• May 21: demonstration consisting of thousands of workers gathered at Constitution Square and marched from there to the Plaza Lavalle, where the concentration was attacked with bullets and sabers. 2 people are killed and 20 are injured.
• August 11: attack against Quintana, while his coach went on to Government House, a man fired several times at Quintana. The president's coach continued on and the custody officers arrested the perpetrator, who was a Catalan laborer named Salvador Planas y Virelles, sympathetic anarchist who acted on his own initiative

• 25 January – Corina del Parral, writer, poet, singer, and composer, First Lady of Ecuador

• Cárdenas, Eduardo; Paya, Carlos (1975). En camino a la democracia política, 1904-1910. Buenos Aires: La Bastilla. ISBN 950-25-0000-8.
• Luna, Félix (1964). Yrigoyen. Buenos Aires: Desarrollo.
• Pigna, Felipe (2005). Los mitos de la historia argentina 2. Buenos Aires: Planeta. ISBN 950-49-1342-3.
• Lanata, Jorge (2003). Argentinos Tomo: 2. Buenos Aires: Ediciones B Argentina. ISBN 950-15-2259-8.
• Castro, Nelson (2005). Enfermos de poder. Buenos Aires: Vergara. ISBN 950-15-2371-3.