Africa

• Algeria - Ahmed Ben Bella, President of Algeria (1962–1965)
• Burundi
• Monarch - Mwambutsa IV Bangiriceng, King of Burundi (1915–1966)
• Prime Minister -
1. Pierre Ngendandumwe, Prime Minister of Burundi (1963–1964)
2. Albin Nyamoya, Prime Minister of Burundi (1964–1965)
• Côte d'Ivoire - Félix Houphouët-Boigny, President of Côte d'Ivoire (1960-1993)
• Dahomey
• President -
1. Christophe Soglo, President of Dahomey (1963-1964)
2. Sourou-Migan Apithy, President of Dahomey (1964-1965)
• Prime Minister - Justin Ahomadegbé, Prime Minister of Dahomey (1964-1965)
• Guinea - Ahmed Sékou Touré, President of Guinea (1958–1984)
• Kenya -
• Monarch - Queen Elizabeth II, Queen of Kenya (1963-1964; Position abolished December 12, 1964)
• Governor-General - Malcolm John MacDonald, Governor-General of Kenya (1963-1964; Position abolished December 12, 1964)
• Prime Minister - Jomo Kenyatta, Prime Minister of Kenya (1963-1964; Position abolished December 12, 1964)
• President - Jomo Kenyatta, President of Kenya (1964-1978; Position created December 12, 1964)
• Liberia - William V.S. Tubman, President of Liberia (1944-1971)
• Malawi
• Monarch - Elizabeth II, Queen of Malawi (1964-1966)
• Governor-General - Glyn Smallwood Jones, Governor-General of Malawi (1964-1966)
• Prime Minister - Hastings Kamuzu Banda, Prime Minister of Malawi (1964-1966)
• Mali
• President - Modibo Keita, President of Mali (1960-1968)
• Prime Minister - Modibo Keita, Prime Minister of Mali (1960-1965)
• Mauritania - Moktar Ould Daddah, President of Mauritania (1960-1978)
• Morocco
• King - Hassan II, King of Morocco (1961-1999)
• Prime Minister - Ahmed Bahnini, Prime Minister of Morocco (1963-1965)
• Nigeria
• President - Nnamdi Azikiwe, Governor-General of Nigeria (1963-1966)
• Prime Minister - Abubakar Tafawa Balewa, Prime Minister of Nigeria (1960-1966)
• Rwanda - Grégoire Kayibanda, President of Rwanda (1961–1973)
• Senegal
• President - Léopold Sédar Senghor, President of Senegal (1960-1980)
• Somalia
• President - Aden Abdullah Osman Daar, President of Somalia (1960-1967)
• Prime Minister -
1. Abdirashid Ali Shermarke, Prime Minister of Somalia (1960-1964)
2. Abdirizak Haji Hussein, Prime Minister of Somalia (1964-1967)
• Tunisia - Habib Bourguiba, President of Tunisia (1957-1987)
• Togo - Nicolas Grunitzky, President of Togo (1963-1967)
• Uganda
• President - Sir Edward Mutesa, President of Uganda (1962–1966)
• Prime Minister - Milton Obote, Prime Minister of Uganda (1962–1971)
• Upper Volta - Maurice Yaméogo, President of Upper Volta (1960-1966)
• Zambia (Northern Rhodesia gained independence from UK as Zambia in 1964)
• Kenneth Kaunda, President of Zambia (1964–1991)

Asia

• Afghanistan
• Monarch - Mohammed Zahir Shah, King of Afghanistan (1933-1973)
• Prime Minister - Mohammad Yusuf, Prime Minister of Afghanistan (1963-1965)
• Brunei - Omar Ali Saifuddin III, Sultan of Brunei (1950–1967)
• People's Republic of China
• Head of State - Liu Shaoqi, Chairman of the People's Republic of China (1959-1968)
• 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 - Sarvepalli Radhakrishnan, President of India (1962-1967)
• Prime Minister -
1. Jawaharlal Nehru, Prime Minister of India (1947-1964)
2. Gulzarilal Nanda, Prime Minister of India (1964)
3. Lal Bahadur Shastri, Prime Minister of India (1964-1966)
• Indonesia - Sukarno, President of Indonesia (1945–1967)
• Japan
• Monarch - Showa Emperor, Emperor of Japan (1926-1989)
• Prime Minister -
1. Hayato Ikeda, Prime Minister of Japan (1960-1964)
2. Eisaku Sato, Prime Minister of Japan (1964-1972)
• South Korea -
• President - Park Chunghee, President of the Republic of Korea (1963-1979)
• Prime Minister -
1. Ch'oi Tu-son, Prime Minister of the Republic of Korea (1963-1964)
2. Chung Il-kwon, Prime Minister of the Republic of Korea (1964-1970)
• Malaysia
• Tuanku Syed Putra ibni Almarhum Syed Hassan Jamalullail, Yang di-Pertuan Agong (1960-1965)
• Tunku Abdul Rahman Putra Alhaj, Prime Minister of Malaysia (1957-1970)
• Pakistan - Mohammad Ayub Khan, President of Pakistan (1958-1969)
• Philippines - Diosdado Macapagal, President of the Philippines (1961-1965)
• Taiwan (Republic of China)
• President - Chiang Kai-Shek, President of the Republic of China (1947-1975)
• Premier - Yen Chia-kan, President of the Executive Yuan (1963-1972)
• Thailand
• King - Bhumibol Adulyadej, King of Thailand (1946–present)
• Prime Minister - Thanom Kittikachorn, Prime Minister of Thailand (1963–1973)

Australia and Oceania

• Australia
• Monarch - Elizabeth II, Queen, Head of the Commonwealth (1952-present)
• Governor-General - William Sidney, Governor-General of Australia (1961-1965)
• Prime Minister - Sir Robert Menzies, Prime Minister of Australia (1939-1941, 1949-1966)
• New Zealand
• Monarch - Elizabeth II, Queen of New Zealand (1952–present)
• Governor-General - sir Bernard Fergusson, Governor-General of New Zealand (1962–1967)
• Prime Minister - sir Keith Jacka Holyoake, Prime Minister of New Zealand (1960–1972)
• Tonga
• Monarch - Salote Tupou III, Queen of Tonga (1918 – 1965)
• Prime Minister - Siaosi Taufa'ahau Tupoulahi, Prime Minister of Tonga, (1949 – 1965)

Europe

• Austria -
• President - Adolf Schärf, President of Austria (1957–1965)
• Chancellor -
1. Alfons Gorbach, Chancellor of Austria (1961–1964)
2. Josef Klaus, Chancellor of Austria (1964–1970)
• Belgium
• Monarch - Baldwin I, King of the Belgians (1951–1993)
• Prime Minister - Théodore Lefèvre, Prime Minister of Belgium (1961–1965)
• Denmark
• Monarch - Frederick IX, King of Denmark (1947–1972)
• Prime Minister - Jens Otto Krag, Prime Minister of Denmark (1962–1968)
• Finland
• President - Urho Kekkonen (1956–1982)
• Prime Minister -
1. Reino Ragnar Lehto (1963–1964)
2. Johannes Virolainen (1964–1966)
• France -
• President - Charles de Gaulle, President of France (1959–1969)
• Prime Minister - Georges Pompidou, Prime Minister of France (1962–1968)
• Federal Republic of Germany -
• President - Heinrich Lübke, President of the Federal Republic of Germany (1959–1969)
• Chancellor - Ludwig Erhard, Chancellor of the Federal Republic of Germany (1963–1966)
• German Democratic Republic -
• Communist Party Leader - Walter Ulbricht, General Secretary of the Socialist Unity Party of Germany (1950–1971)
• Head of State - Walter Ulbricht, Chairman of the Council of State (1960–1973)
• Premier -
1. Otto Grotewohl, Chairman of the Council of Ministers (1949–1964)
2. Willi Stoph, Chairman of the Council of Ministers (1964–1973)
• Greece
• King -
1. Pavlos, King of Greece (1947–1964)
2. Konstantinos, King of Greece (1964–1973)
• Prime Minister -
1. Ioannis Paraskevopoulos, Prime Minister of Greece (1963–1964)
2. Georgios Papandreou, Prime Minister of Greece (1964–1965)
• Iceland
• President - Ásgeir Ásgeirsson, President of Iceland (1952–1968)
• Prime Minister - Bjarni Benediktsson, List of Prime Ministers of Iceland (1963–1970)
• Ireland -
• President - Éamon de Valera, President of Ireland (1959–1973)
• Prime Minister - Seán Lemass, Taoiseach (1957–1966)
• Italy
• President -
1. Antonio Segni, President of the Italian Republic (1962–1964)
2. Cesare Merzagora, acting President of the Italian Republic (1964)
3. Giuseppe Saragat, President of the Italian Republic (1964–1971)
• Prime Minister - Aldo Moro, Prime Minister of Italy (1963–1968)
• Liechtenstein -
• Monarch - Franz Joseph II, Prince of Liechtenstein (1938–1989)
• Head of Government - Gerard Batliner, Head of Government (1962–1970)
• Luxembourg
• Monarch -
1. Charlotte, Grand Duchess of Luxembourg (1919–1964)
2. Jean, Grand Duke of Luxembourg (1964–2000) Regent of Luxembourg (1961–1964)
• Prime Minister - Pierre Werner, Prime Minister of Luxembourg (1959–1974, 1979–1984)
• The Netherlands
• Monarch - Juliana, Queen of the Netherlands (1948–1980)
• Prime Minister - Victor Marijnen, Prime Minister of the Netherlands (1963–1965)
• Norway -
• Monarch - Olav V, King of Norway (1957–1991)
• Prime Minister - Einar Gerhardsen, Prime Minister of Norway (1963–1965)
• Poland
• Communist Party Leader - Władysław Gomułka, First Secretary of the Central Committee of Polish United Workers' Party (1956–1970)
• Head of State - Council of State, Chairman -
1. Aleksander Zawadzki (1952–1964)
2. Edward Ochab (1964–1968)
• Premier - Józef Cyrankiewicz, President of the Council of Ministers (1954–1970)
• Portugal -
• President - Américo Thomaz, President of Portugal (1958-1974)
• Prime Minister - António de Oliveira Salazar, President of the Council of Ministers (1932-1968)
• Romania -
• President of the State Council - Gheorghe Gheorghiu-Dej, President of Romania (1961–1965
• Chairman of the Council of Ministers - Ion Gheorghe Maurer, Chairman of the Council of Ministers of Romania (1961–1974)
• Spain
• Generalísimo - Francisco Franco, Head of the Spanish State and President of the Government (1939-1975), (1939-1973)
• Sweden -
• Monarch - Gustav VI Adolf, King of Sweden (1950–1973)
• Prime Minister - Tage Fritiof Erlander, Prime Minister of Sweden (1946–1969)
• Turkey
• President - Cemal Gürsel, President of Turkey (1961-1966)
• Prime Minister - İsmet İnönü, Prime Minister of Turkey (1961-1965)
• Union of Soviet Socialist Republics
• Communist Party leader -
1. Nikita Khrushchev, General Secretary of the Communist Party of the Soviet Union (1953-1964)
2. Leonid Brezhnev, General Secretary of the Communist Party of the Soviet Union (1964-1982)
• United Kingdom -
• Monarch - Elizabeth II, Queen of the United Kingdom (1952-present)
• Prime Minister -
1. Sir Alec Douglas-Home, Prime Minister of the United Kingdom (1963–1964)
2. Harold Wilson, Prime Minister of the United Kingdom (1964–1970)
• Vatican City
• Pope - Paul VI, Bishop of Rome (1963–1978)
• Secretary of State - Amleto Giovanni Cardinal Cicognani, Cardinal Secretary of State (1961–1969)

Middle East

• Israel
• President - Zalman Shazar, President of Israel (1963-1973)
• Prime Minister - Levi Eshkol, Prime Minister of Israel (1963-1969)
• Oman - Said Bin Taimur, Sultan of Oman (1932-1970)
• United Arab Republic
• President - Gamal Abdel Nasser, President of the United Arab Republic (1958-1970)
• Prime Minister - Ali Sabri, Prime Minister of the United Arab Republic (1962-1965)
• Yemen Arab Republic
• President - Abdullah as-Sallal, President of the Yemen Arab Republic (1962-1967)
• Prime Minister -
1. Abdul Rahman al-Iryani, Prime Minister of the Yemen Arab Republic (1963-1964)
2. Hassan al-Amri, Prime Minister of the Yemen Arab Republic (1964)
3. Mahmoud al-Gayifi, Prime Minister of the Yemen Arab Republic (1964-1965)

North America and the Caribbean

• Canada -
• Monarch - Elizabeth II, Queen of Canada (1952-present)
• Governor General - Georges Vanier, Governor General (1959-1967)
• Prime Minister - Lester B. Pearson, Prime Minister (1963-1968)
• Costa Rica - Francisco Orlich Bolmarcich, President of Costa Rica (1962–1966)
• Cuba
• President - Osvaldo Dorticós Torrado, President of Cuba (1959-1976)
• Premier - Fidel Castro, Premier of Cuba (1959-1976)
• Dominican Republic - Triumvirate, President of the Dominican Republic (1963–1965)
• El Salvador - Julio Adalberto Rivera Carballo, President of El Salvador (1962–1967)
• Haiti - François Duvalier, President of Haiti (1957–1971)
• Mexico -
1. Adolfo López Mateos, President of Mexico (1958–1964)
2. Gustavo Díaz Ordaz, President of Mexico (1964–1970)
• United States - Lyndon Johnson, President of the United States (1963-1969)

South America

• Argentina - Arturo Umberto Illia, President of Argentina (1963–1966)
• Bolivia -
1. Víctor Paz Estenssoro, President of Bolivia (1960–1964)
2. Alfredo Ovando Candía, President of Bolivia (1964)
3. René Barrientos Ortuño, President of Bolivia (1964–1965)
• Brazil -
1. João Goulart, President of Brazil (1961-1964)
2. Pascoal Ranieri Mazzilli, Acting President of Brazil (1964)
3. Humberto de Alencar Castelo Branco, President of Brazil (1964-1967)
• Chile -
1. Jorge Alessandri Rodríguez, President of Chile (1958–1964)
2. Eduardo Frei Montalva, President of Chile (1964–1970)
• Colombia - Guillermo León Valencia, President of Colombia (1962–1966)
• Ecuador - Ramón Castro Jijón, President of Ecuador (1963–1966)
• Paraguay - Alfredo Stroessner, President of Paraguay (1954-1989)
• Peru - Fernando Belaúnde Terry, President of Peru (1963-1968)
• Uruguay -
1. Daniel Fernández Crespo, President of Uruguay (1963–1964)
2. Luis Giannattasio, President of Uruguay (1964–1965)
• Venezuela -
1. Rómulo Betancourt, President of Venezuela (1959-1964)
2. Raúl Leoni, President of Venezuela (1964-1969)