Events from the year 1919 in Argentina

• President: Hipólito Yrigoyen
• Vice President: Pelagio B. Luna

• Buenos Aires Province: José Camilo Crotto
• Cordoba: Julio Borda then Rafael Núñez
• Mendoza Province:
  • until 17 February: José Néstor Lencinas
  • 17 February-12 April: Tomás de Veyga
  • 12 April-25 July: Perfecto Araya
  • from 25 July: José Néstor Lencinas

• Buenos Aires Province: Luis Monteverde

• January 7–14 - Tragic Week (Argentina)

• May 7 – Eva Perón, First Lady

• July 3 – Mauro Cía, boxer

• August 7 – Bertha Moss, actress

• June 25 - Pelagio Luna, politician