1955 in Argentina
Events in the year 1955 in Argentina.
Incumbents
- President: Juan Peron until September 21, Eduardo Lonardi until November 12, Pedro Eugenio Aramburu
- [Vice President of Argentina|President of Argentina|Vice President]: Alberto Teisaire until September 23, Isaac Rojas
Governors
- Buenos Aires Province:
- * until 25 September: Carlos Aloé
- * 25 September-10 November: Arturo Ossorio Arana
- * from 10 November: Juan María Mathet
- Cordoba: Raúl Lucini
- Mendoza Province:
- * until 15 September: Carlos Horacio Evans
- * 15 September-13 December: Roberto Nazar
- * from 13 December: Héctor Ladvocat
Vice Governors
- Buenos Aires Province: vacant
Events
- June 16 - Bombing of Plaza de Mayo: failed attempt by Argentine Naval Aviation to overthrow President Peron
- September 16 - Revolución Libertadora: Peron overthrown
- September-Major General Eduardo Lonardi took office as president. He wanted to rebuild the democratic government, but was overthrown.
- September- Major General Pedro Eugenio Aramburu overthrew Lonardi.
Deaths
- June 16 - Benjamín Gargiulo, vice-admiral, suicide