1955 state leaders - Events of 1956 - 1957 state leaders - State leaders by year

Africa

• Egypt - President - Gamal Abdel Nasser, President (1954-1970) and Prime Minister (1954-1962)
• Liberia - William V.S. Tubman, President of Liberia (1944-1971)
• South Africa
  • Monarch - Elizabeth II, Queen of South Africa (1952-1961)
  • Governor-General - Ernest George Jansen, Governor-General of South Africa (1951-1959)
  • Prime Minister - Johannes Gerhardus Strijdom, Prime Minister of South Africa (1954-1958)

Asia

• Afghanistan
  • Monarch - Mohammed Zahir Shah, King of Afghanistan (1933-1973)
  • Prime Minister - Sardar Mohammad Daud Khan, Prime Minister of Afghanistan (1953-1963)
• Brunei - Omar Ali Saifuddin III, Sultan of Brunei (1950–1967)
• People's Republic of China
  • Head of State - Mao Zedong, Chairman of the People's Republic of China (1954-1959)
  • Premier - Zhou Enlai, Premier of the State Council (1949-1976)
  • Head of Communist Party - Mao Zedong, Chairman of the Communist Party of China (1935-1976)
• India -
  • President - Rajendra Prasad, President of India (1950-1962)
  • Prime Minister - Jawaharlal Nehru, Prime Minister of India (1947-1964)
• Indonesia - Soekarno, President of Indonesia (1945 - 1967)
• Israel -
  • President - Yitzhak Ben-Zvi, President of Israel (1952-1963)
  • Prime Minister - David Ben-Gurion, Prime Minister of Israel (1955-1963)
• Japan -
  • Monarch - Showa Emperor, Emperor of Japan (1926-1989)
  • Prime Minister -
    1. Ichiro Hatoyama, Prime Minister of Japan (1954 - 1956)
    2. Tanzan Ishibashi, Prime Minister of Japan (1956 - 1957)
• South Korea - Syngman Rhee, President of the Republic of Korea (1948-1960)
• Oman - Said Bin Taimur, Sultan of Oman (1932-1970)
• Pakistan -
  • Dominion of Pakistan -
    • Monarch - Elizabeth II, Queen of Pakistan (1952-1956)
    • Governor-General - Iskandar Ali Mirza, Governor-General of Pakistan (1955-1956)
    • Prime Minister - Chaudhry Mohammad Ali, Prime Minister of Pakistan (1955-1956)
  • Islamic Republic of Pakistan -
    • President - Iskandar Ali Mirza, President of Pakistan (1956-1958)
    • Prime Minister -
      1. Chaudhry Mohammad Ali, Prime Minister of Pakistan (1956)
      2. Huseyn Shaheed Suhrawardy, Prime Minister of Pakistan (1956-1957)
• Taiwan (Republic of China)
  • President - Chiang Kai-Shek, President of the Republic of China (1947-1975)
  • Premier - Yü Hung-chün, President of the Executive Yuan (1954-1958)
• Thailand
  • Monarch - Bhumibol Adulyadej (King Rama IX), (1946 -)

Australia and Oceania

• Australia
  • Monarch - Elizabeth II, Queen, Head of the Commonwealth (1952-present)
  • Governor-General - Sir William Slim, Governor-General of Australia (1953-1960)
  • Prime Minister - Sir Robert Menzies, Prime Minister of Australia (1939-1941, 1949-1966)

Europe

• Denmark
  • Monarch - Frederick IX, King of Denmark (1947-1972)
  • Prime Minister - Hans Christian Hansen, Prime Minister of Denmark (1955-1960)
• Finland
  • President -
    1. Juho Kusti Paasikivi (1946-1956)
    2. Urho Kekkonen (1956-1981)
  • Prime Minister -
    1. Urho Kekkonen (1950-1953, 1954-1956)
    2. Karl-August Fagerholm (1948-1950, 1956-1957, 1958-1959)
• France -
  • President - René Coty, President of France (1954-1959)
  • Prime Minister -
    1. Edgar Faure, President of the Council (1955-1956)
    2. Guy Mollet, President of the Council (1956-1957)
• Federal Republic of Germany -
  • President - Theodor Heuss, President of the Federal Republic of Germany (1949-1959)
  • Chancellor - Konrad Adenauer, Chancellor of the Federal Republic of Germany (1949-1963)
• German Democratic Republic -
  • Communist Party Leader - Walter Ulbricht, General Secretary of the Socialist Unity Party of Germany (1950-1971)
  • President - Wilhelm Pieck, President of the German Democratic Republic (1949-1960)
  • Premier - Otto Grotewohl, Chairman of the Council of Ministers (1949-1964)
• Ireland -
  • President - Seán T. O'Kelly, President of Ireland (1945-1959)
  • Prime Minister - John A. Costello, Taoiseach (1954-1957)
• Italy -
  • President - Giovanni Gronchi , President of Italy (1955-1962)
  • Prime Minister - Antonio Segni, Prime Minister of Italy (1955-1957)
• United Kingdom -
  • Monarch - Elizabeth II, Queen of the United Kingdom (1952-present)
  • Prime Minister - Anthony Eden, Prime Minister of the United Kingdom (1955-1957)
• Vatican City
  • Pope - Pius XII, Bishop of Rome (1939-1958)
  • Secretary of State - Domenico Cardinal Tardini , Cardinal Secretary of State (1952-1961)

North America and the Caribbean

• Canada
  • Monarch - Elizabeth II, Queen of Canada (1952-present)
  • Governor General - Vincent Massey, Governor General (1952-1959)
  • Prime Minister - Louis St. Laurent, Prime Minister (1948-1957)
• United States - Dwight Eisenhower, President of the United States (1953-1961)

South America

• Argentina - Pedro Eugenio Aramburu, Provisional President of Argentina (1955-1958)
• Chile - Carlos Ibáñez del Campo, President of Chile (1952-1958)
• Colombia -
  1. Gustavo Rojas Pinilla , President of Colombia (1953 - 10 May 1957)
  2. Gabriel París Gordillo ,, Chairman of the Military Junta of Government (10 May 1957 - 1958)
• Paraguay - Alfredo Stroessner, President of Paraguay (1954-1989)
• Peru -
  1. Manuel A. Odría, President of Peru (1948-1956)
  2. Manuel Prado Ugarteche, President of Peru (1956-1962)
• Venezuela - Marco Pérez Jiménez , President of Venezuela (1952-1958)
• Brazil -
  1. João Café Filho, President of Brazil (1954-1956)
  2. Juscelino Kubitschek de Oliveira, President of Brazil (1956-1961)