List of State Leaders in 1948 - North America

North America

• Canada
  • Monarch - George VI, King of the British Dominions Beyond the Seas (1936–1952)
  • Governor General - Harold Alexander, Viscount Alexander of Tunis, Governor General of Canada (1946–1952)
  • Prime Minister -
    1. William Lyon Mackenzie King, Prime Minister of Canada (1935–1948)
    2. Louis St. Laurent, Prime Minister of Canada (1948–1957)
• Costa Rica
  • President -
    1. Teodoro Picado Michalski, President of Costa Rica (1944–1948)
    2. José Figueres Ferrer, President of Costa Rica (1948–1949)
• Cuba
  • President -
    1. Ramón Grau, President of Cuba (1944–1948)
    2. Carlos Prío Socarrás, President of Cuba (1948–1952)
  • Prime Minister -
    1. Raúl López del Castillo, Prime Minister of Cuba (1947–1948)
    2. Manuel Antonio de Varona y Loredo, Prime Minister of Cuba (1948–1950)
• Dominican Republic
  • De facto Head of State - Rafael Trujillo, de facto ruler of the Dominican Republic (1930–1961)
  • President - Rafael Trujillo, President of the Dominican Republic (1942–1952)
• El Salvador
  • Head of State -
    1. Salvador Castaneda Castro, President of El Salvador (1945–1948)
    2. Revolutionary Council of Government, Head of State of El Salvador (1948–1950)
• Guatemala
  • President - Juan José Arévalo, President of Guatemala (1945–1951)
• Haiti
  • President - Dumarsais Estimé, President of Haiti (1946–1950)
• Honduras
  • President - Tiburcio Carías Andino, President of Honduras (1933–1949)
• Mexico
  • President - Miguel Alemán Valdés, President of Mexico (1946–1952)
• Nicaragua
  • President - Víctor Manuel Román y Reyes, President of Nicaragua (1947–1950)
• Panama
  • President -
    1. Enrique Adolfo Jiménez, Provisional President of Panama (1945–1948)
    2. Domingo Díaz Arosemena, President of Panama (1948–1949)
• United States of America
  • President - Harry S. Truman, President of the United States (1945–1953)