1937 state leaders - Events of 1938 - 1939 state leaders - State leaders by year

Africa

• Egypt - Farouk I, King of Egypt (1936-1952)
• Liberia - Edwin Barclay, President of Liberia (1930-1944)
• South Africa
  • Monarch - George VI, King of South Africa (1936-1952)
  • Governor-General - Sir Patrick Duncan, Governor-General of South Africa, (1937-1943)
  • Prime Minister - Barry Herzog, Prime Minister of South Africa (1924-1939)
• Zanzibar - Sayyid Khalifa bin Harub Al-Busaid, Sultan of Zanzibar (1911-1960)

Asia

• Afghanistan
  • Monarch - Mohammed Zahir Shah, King of Afghanistan (1933-1973)
  • Prime Minister - Sardar Mohammad Hashim Khan, Prime Minister of Afghanistan (1929-1946)
• Brunei - Ahmad Tajuddin, Sultan of Brunei (1924–1950)
• Republic of China
  • President - Lin Sen, Chairman of the National Government (1932-1943)
  • Premier -
    1. Chiang Kai-shek, President of the Executive Yuan (1935-1938)
    2. H. H. Kung, President of the Executive Yuan (1938-1939)
• India -
  • Monarch - George VI, Emperor of India (1936-1947)
  • Viceroy - The Marquess of Linlithgow, Viceroy of India (1936-1943)
• Japan -
  • Monarch - Showa Emperor, Emperor of Japan (1926-1989)
  • Prime Minister - Fumimaro Konoe, Prime Minister of Japan (1937 - 1939)
• Manchukuo - Aisin-Gioro Puyi, Emperor of Manchukuo (1934-1945)
• Oman - Said Bin Taimur, Sultan of Oman (1932-1970)

Australia and Oceania

• Australia -
  • Monarch - George VI, King of the United Kingdom (1936-1952)
  • Governor-General -
    1. Alexander Hore-Ruthven, 1st Baron of Gowrie, Governor-General of Australia (1936-1952)
    2. William Charles Arcedeckne Vanneck, 5th Baron of Huntingfield , (acting) Governor-General of Australia (1938-1938)
  • Prime Minister - Joseph Lyons, Prime Minister of Australia (1932-1939)

Europe

• Albania - Zog, King of Albania (1928-1939)
• Denmark
  • Monarch - Christian X, King of Denmark (1912-1947)
  • Prime Minister - Thorvald Stauning, Prime Minister of Denmark (1929-1942)
• Finland -
  • President - Kyösti Kallio, President of Finland (1937-1940)
  • Prime Minister - Aimo Cajander, Prime Minister of Finland (1937-1939)
• Éire (Ireland) -
  • Monarch - George VI, King of Ireland (1936-1949)
  • President -
    1. Presidential Commission, (1937-1938)
    2. Douglas Hyde, President of Ireland (1938-1945)
  • Prime Minister - Eamon de Valera, Taoiseach (1937-1948)
• France -
  • President - Albert Lebrun, President of France (1932-1940)
  • Prime Minister -
    1. Camille Chautemps, President of the Council (1937-1938)
    2. Léon Blum, President of the Council (1938)
    3. Édouard Daladier, President of the Council (1938-1940)
• Germany -
  • Head of State - Adolf Hitler, Führer (1934-1945)
  • Chancellor - Adolf Hitler, Chancellor of Germany (1933-1945)
• Italy -
  • Monarch -Vittorio Emanuele III, King of Italy (1900-1946)
  • Prime Minister - Benito Mussolini, Prime Minister of Italy (1922-1943)
• Latvia
  • President - Kārlis Ulmanis, President of Latvia (1936-1940)
  • Prime Minister - Kārlis Ulmanis, Prime Minister of Latvia (1934-1940)
• United Kingdom -
  • Monarch - George VI, King of the United Kingdom (1936-1952)
  • Prime Minister - Neville Chamberlain, Prime Minister of the United Kingdom (1937-1940)
• Vatican City
  • Pope - Pius XI, Bishop of Rome (1929-1939)
  • Secretary of State - Eugenio Cardinal Pacelli, Cardinal Secretary of State (1930-1939)

North America and the Caribbean

• Canada
  • Monarch - George VI, King of Canada (1936-1952)
  • Governor-General - Lord Tweedsmuir of Elsfield, Governor-General of Canada (1935-1940)
  • Prime Minister - William Lyon Mackenzie King, Prime Minister of Canada (1935-1948)
• United States - Franklin Roosevelt, President of the United States (1933-1945)

South America

• Argentina -
  1. Agustín Pedro Justo, President of Argentina (1932-1938)
  2. Roberto María Ortiz, President of Argentina (1938-1942)
• Brazil - Getúlio Dornelles Vargas, President of Brazil (1930-1945)
• Paraguay - Félix Paiva , President of Paraguay (1937-1939)
• Peru - Oscar R. Benavides, President of Peru (1933-1939)