List of State Leaders in 1958 - South America

South America

• Argentina
  • President -
    1. Pedro Eugenio Aramburu, President of Argentina (1955–1958)
    2. Arturo Frondizi, President of Argentina (1958–1962)
• Bolivia
  • President - Hernán Siles Zuazo, President of Bolivia (1956–1960)
• Brazil
  • President - Juscelino Kubitschek, President of Brazil (1956–1961)
• Chile
  • President -
    1. Carlos Ibáñez del Campo, President of Chile (1952–1958)
    2. Jorge Alessandri, President of Chile (1958–1964)
• Colombia
  • Head of State -
    1. Gabriel París Gordillo, Chairman of the Military Junta of Colombia (1957–1958)
    2. Alberto Lleras Camargo, President of Colombia (1958–1962)
• Ecuador
  • President - Camilo Ponce Enríquez, President of Ecuador (1956–1960)
• Paraguay
  • President - Alfredo Stroessner, President of Paraguay (1954–1989)
• Peru
  • President - Manuel Prado Ugarteche, President of Peru (1956–1962)
  • Prime Minister -
    1. Manuel Cisneros Sánchez, President of the Council of Ministers of Peru (1956–1958)
    2. Luis Gallo Porras, President of the Council of Ministers of Peru (1958–1959)
• Uruguay
  • Head of State -
    1. Arturo Lezama, President of the National Council of Government of Uruguay (1957–1958)
    2. Carlos Fischer, President of the National Council of Government of Uruguay (1958–1959)
• Venezuela
  • President -
    1. Marcos Pérez Jiménez, President of Venezuela (1952–1958)
    2. Wolfgang Larrazábal, President of Venezuela (1958)
    3. Edgar Sanabria, President of Venezuela (1958–1959)