1901 in Argentina

Incumbents

 * President: Julio Argentino Roca

Governors

 * Buenos Aires Province: Bernardo de Irigoyen
 * Cordoba: Donaciano del Campillo then José Manuel Álvarez
 * Mendoza Province: Jacinto Álvarez then Elías Villanueva

Vice Governors

 * Buenos Aires Province: Alfredo Demarchi

Events

 * 25 March - The Argentine Regional Workers' Federation, a syndicalist movement, is founded.
 * 17 May - José Manuel Álvarez becomes Governor of Córdoba.
 * December - Scientist José María Sobral joins the Swedish Antarctic Expedition in Buenos Aires, thus becoming the first Argentine to set foot on Antarctica.

Births

 * 25 January - Martín de Álzaga, Argentinian race car driver and pilot (d. 1982)
 * 17 April - Raúl Prebisch, economist (died 1986)
 * 2 December - Raimundo Orsi, footballer (died 1986)

Deaths

 * 23 August - Enrique Tornú, physician and hygienist (born 1865)