List of Heads of State 1963

Overview
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Africa

Egypt
- Head of State: President Gamal Abdel Nasser ( 1954 , 1954–1970) (until 1956 Chairman of the Revolutionary Command Council) (1954, 1954–1958 Head of Government)
- Head of Government: Prime Minister Ali Sabri (1962–1965)

Algeria
- Head of State:
  - President of the Provisional Government Ferhat Abbas (1962–20 September 1963)
  - President Ahmed Ben Bella (September 20, 1963–1965) (Head of Government 1962–1963)
- Head of Government: Prime Minister Ahmed Ben Bella (1962–20 September 1963) (1963–1965 President)

Ethiopia
- Head of State: Emperor Haile Selassie (1930–1974) (1936–1941 in exile)
- Head of Government: Prime Minister Aklilu Habte-Wold (1961–1974)

Burundi
- Head of State: King Mwambutsa IV. Bangiriceng (1962–1966)
- Head of Government:
  - Prime Minister André Muhirwa (1962–17– June 1963)
  - Prime Minister Pierre Ngendandumwe (June 17, 1963–1964, 1965 )

Dahomey (from 1975 Benin )
- Head of State and Government:
  - President Hubert Maga (1960–27 October 1963, 1970–1972 )
  - Chairman of the Provisional Government Christophe Soglo (October 28, 1963–1964, 1965–1967 )

Ivory Coast
- Head of State and Government: President Félix Houphouët-Boigny (1960–1993)

Gabon
- Head of State and Government: President Léon M'ba (1960–1964, 1964–1967 )

Ghana
- Head of State and Government: President Kwame Nkrumah (1960–1966) (1957–1960 Prime Minister)

Guinea
- Head of State and Government: President Ahmed Sékou Touré (1958–1984)

Cameroon
- Head of State and Government: President Ahmadou Ahidjo (1960–1982)

Kenya (independent since December 12, 1963)
- Head of State: Queen Elizabeth II (December 12, 1963–1964)
  - Governor General Malcolm MacDonald (December 12, 1963–1964)
- Head of Government: Prime Minister Jomo Kenyatta (December 12, 1963–1964) (President 1964–1978)

Congo-Brazzaville (1970–1992 People's Republic of the Congo ; from 1992 Republic of the Congo )
- Head of State and Government:
  - President Fulbert Youlou (1960– August 15, 1963)
  - President Alphonse Massemba-Débat (August 16, 1963–1968) (Prime Minister 1963)
- Head of Government:
  - Prime Minister Alphonse Massemba-Débat (August 16, 1963– December 19, 1963) (President 1963–1968)
  - Prime Minister Pascal Lissouba (December 19, 1963–1966)

Congo-Léopoldville (1964–1971, since 1997 Democratic Republic of the Congo , 1971–1997 Zaire )
- Head of State: President Joseph Kasavubu (1960–1965)
- Head of Government: Prime Minister Cyrille Adoula (1961–1964)

Liberia
- Head of State or Government: President William S. Tubman (1944–1971)

Libya
- Head of State: King Idris (1951–1969)
- Head of Government:
  - Prime Minister Muhammad Uthman as-Said (1960-19 March 1963)
  - Prime Minister Muhi ad-Din Fikini (March 19, 1963–1964)

Madagascar
- Head of State and Government: President Philibert Tsiranana (1960–1972)

Mali
- Head of State and Government: President Modibo Keïta (1960–1968)

Morocco
- Head of State: King Hassan II (1961–1999)
- Head of Government: Prime Minister Ahmed Bahnini (November 13, 1963–1965)

Mauritania
- Head of State and Government: President Moktar Ould Daddah (1960–1978)

Niger
- Head of State and Government: President Hamani Diori (1960–1974)

Nigeria (since October 1, 1963 Republic)

Head of State:

Queen Elizabeth II (1960–1 October 1963)
Governor General: Nnamdi Azikiwe (1960–1963) (1963–1966 President)

President Nnamdi Azikiwe (October 1, 1963–1966) (1960–1963 Governor General)

Head of Government: Prime Minister Abubakar Tafawa Balewa (1960–1966)

Upper Volta (from 1984 Burkina Faso )
- Head of State and Government: President Maurice Yaméogo (1960–1966)

Rwanda
- Head of State and Government: President Grégoire Kayibanda (1962–1973)

Zanzibar (independent since December 10, 1963) ( united with Tanganyika to form Tanzania in 1964 )

Head of State: Sultan Jamshid ibn Abd Allah (December 10, 1963–1964)

Head of Government: Prime Minister Muhammad Schamte Hamadi (December 10, 1963–1964)

Senegal
- Head of State and Government: President Léopold Sédar Senghor (1960–1980)

Sierra Leone
- Head of State: Queen Elizabeth II (1961–1971)
  - Governor General : Henry Josiah Lightfoot Boston (1962–1968)
- Head of Government: Prime Minister Milton Margai (1961–1964)

Somalia
- Head of State: President Aden Abdullah Osman Daar (1960–1967) (1967–1969 President)
- Head of Government: Prime Minister Abdirashid Ali Shermarke (1960–1964)

South Africa
- Head of State: President Charles Robberts Swart (1961–1967) (1960–1961 Governor General)
- Head of Government: Prime Minister Hendrik Frensch Verwoerd (1958–1966)

Sudan
- Head of State: President Ibrahim Abbud (1958–1964)
- Head of Government: Prime Minister Ibrahim Abbud (1958–1964)

Tanganyika (merged with Zanzibar to form Tanzania in 1964 )
- Head of State and Government: President Julius Nyerere (1962–1985) (Prime Minister 1961–1962)

Togo
- Head of State and Government:
  - President Sylvanus Olympio (1960–13 January 1963)
  - Chairman of the Insurgent Committee Emmanuel Bodjollé (January 13, 1963– January 15, 1963)
  - President Nicolas Grunitzky (January 16, 1963–1967)

Chad
- Head of State and Government: François Tombalbaye (1960–1975)

Tunisia
- Head of State and Government: President Habib Bourguiba (1957–1987) (1956–1957 Prime Minister)

Uganda (since October 9, 1963 Republic)
- Head of State:
  - Queen Elizabeth II (1962– October 9, 1963)
    - Governor General: Walter Fleming Coutts (1962– October 9, 1963)
  - President Edward Mutesa (October 9, 1963–1966)
- Head of Government: Prime Minister Milton Obote (October 9, 1962–1966)

Central African Republic
- Head of State and Government: President David Dacko (1960–1966, 1979–1981 )

America

North America

Canada
- Head of State: Queen Elizabeth II (since 1952)
  - Governor General : Georges Vanier (1959–1967)
- Head of Government:
  - Prime Minister John Diefenbaker (1957-22 April 1963)
  - Prime Minister Lester Pearson (April 22, 1963–1968)

Mexico
- Head of State and Government: President Adolfo Ruiz Cortines (1958–1964)

United States of America
- Head of State and Government:
  - President John F. Kennedy (1961– November 22, 1963)
  - President Lyndon B. Johnson (November 22, 1963–1969)

Central America

Costa Rica
- Head of State and Government: President Francisco José Orlich Bolmarcich (1962–1966)

Dominican Republic
- Head of State and Government:
  - President Rafael Filiberto Bonelly (1962– February 27, 1963)
  - President Juan Bosch (February 27, 1963– September 25, 1963)
  - Chairman of the Provisional Junta Emilio de los Santos (September 25, 1963– September 26, 1963)
  - Triumvirate:
    - Emilio de los Santos (September 26, 1963– December 22, 1963)
    - Ramón Tapia Espinal (September 26, 1963–1964)
    - Manuel Enrique Tavares Espaillat (September 26, 1963–1964)
    - Donald Reid Cabral (December 29, 1963-1965)

El Salvador
- Head of State and Government: President Julio Adalberto Rivera Carballo (1962–1967)

Guatemala
- Head of State and Government:
  - President José Miguel Ramón Idígoras Fuentes (1958–31 March 1963)
  - President Alfredo Enrique Peralta Azurdia (March 31, 1963–1966)

Haiti
- Head of State and Government: President François Duvalier (1957–1971)

Honduras
- Head of State and Government:
  - President José Ramón Villeda Morales (1957– October 3, 1963)
  - President Oswaldo López Arellano (October 3, 1963–1971, 1972–1975 ) (1956–1957 member of the military government council)

Jamaica
- Head of State: Queen Elizabeth II (since August 6, 1962)
  - Governor General : Clifford Campbell (1962–1973)
- Head of Government: Prime Minister Alexander Bustamante (1962–1967)

Cuba
- Head of State: President Osvaldo Dorticós Torrado (1959–1976)
- Head of Government: Prime Minister Fidel Castro (1959–2008) (1976–2008 President of the Council of State and President of the Council of Ministers)

Nicaragua
- Head of State and Government:
  - President Luís Somoza Debayle (1956– May 1, 1963)
  - President René Schick Gutiérrez (May 1, 1963–1966)

Panama
- Head of State and Government: President Roberto Francisco Chiari Remón ( 1949 , 1960–1964)

Trinidad and Tobago
- Head of State: Queen Elizabeth II (1952–1976)
  - Governor General : Solomon Hochoy (1962–1972)
- Head of Government: Prime Minister Eric Eustace Williams (1962–1981)

South America

Argentina
- Head of State and Government:
  - Senate President José María Guido (1962–12 October 1963) (acting)
  - President Arturo Umberto Illia (October 12, 1963–1966)

Bolivia
- Head of State and Government: President Víctor Paz Estenssoro ( 1952–1956 , 1960–1964, 1985–1998 )

Brazil
- Head of State: President João Goulart (1961–1964)
- Head of Government: Hermes Lima (1962–24 January 1963) (office abolished in 1963)

Chile
- Head of State and Government: President Jorge Alessandri (1958–1964)

Ecuador
- Head of State and Government:
  - President Carlos Julio Arosemena Monroy (1961–11 July 1963)
  - Chairman of the military junta Ramón Castro Jijón (July 11, 1963–1966)

Colombia
- Head of State and Government: President Guillermo León Valencia (1962–1966)

Paraguay
- Head of State and Government: President Alfredo Stroessner (1954–1989)

Peru
- Head of State:
  - Chairman of the military junta Ricardo Pérez Godoy (1962–3 March 1963)
  - Chairman of the military junta Nicolás Lindley López (March 3, 1963– July 28, 1963) (1962–1963 head of government)
  - President Fernando Belaúnde Terry (July 28, 1963–1968, 1980–1985 )
- Head of Government:
  - Prime Minister Nicolás Lindley López (July 18, 1962–1963) (1963 chairman of the military junta)
  - Prime Minister Julio Óscar Trelles (July 28, 1963– December 31, 1963)
  - Prime Minister Fernando Schwalb López Aldana (December 31, 1963–1965, 1983–1984 )

Uruguay
- Head of State and Government:
  - Chairman of the National Council Faustino Harrison (1962–1 March 1963)
  - Chairman of the National Council Daniel Fernández Crespo (March 1, 1963–1964)

Venezuela
- Head of State and Government: President Rómulo Betancourt ( 1945–1948 , 1959–1964)

Asia

East, South and Southeast Asia

Bhutan

Head of State: King Jigme Dorje Wangchuck (1952–1972)

Head of Government: Prime Minister Jigme Palden Dorji (1952–1964)

Burma (from 1989 Myanmar )
- Head of State: Chairman of the Ne Win Revolutionary Council (1962–1981) (President from 1974) (1958–1960, 1962–1974 Prime Minister)

Ceylon (from 1972 Sri Lanka )
- Head of State: Queen Elizabeth II (1952–1972)
  - Governor General : William Gopallawa (1962–1972) (1972–1978 President)
- Head of Government: Prime Minister Sirimavo Bandaranaike (1960–1965, 1970–1977, 1994–2000 )

Republic of China (Taiwan)

Head of State: President Chiang Kai-shek (1950–1975) (1928–1931, 1943–1948 Chairman of the National Government of China, 1948–1949 President of National China; 1930–1931, 1935–1938, 1939–1945, 1947 Prime Minister of National China)

Head of Government:

Minister Chen Cheng ( 1950-1954 , 1958-16. December 1963)

Prime Minister Yen Chia-kan (December 16, 1963–1972) (1975–1978 President)

People's Republic of China
- Party leader: Chairman of the Chinese Communist Party Mao Zedong (1943–1976) (1949–1954 Chairman of the Central People's Government; 1954–1959 President)
- Head of State: President Liu Shaoqi (1959–1968)
- Head of Government: Prime Minister Zhou Enlai (1949–1976)

India
- Head of State: President Sarvepalli Radhakrishnan (1962–1967)
- Head of Government: Prime Minister Jawaharlal Nehru (1947–1964)

Indonesia

Head of State: President Sukarno (1945–1967)

Head of Government: Prime Minister Djuanda Kartavidjaja (1957–7 November 1963) (office abolished)

Japan
- Head of State: Emperor Hirohito (1926–1989)
- Head of Government: Prime Minister Hayato Ikeda (1960–1964)

Cambodia

Head of State: President Norodom Sihanouk (1960–1970, 1991–1993 ) (1941–1955, 1993–2004 König) (1945, 1950, 1952–1953, 1954, 1955–1956, 1956, 1956, 1957, 1958–1960, 1961 –1962 Prime Minister)

Head of Government: Prime Minister Norodom Kantol (1962–1966)

North Korea
- De facto ruler : Kim Il-sung (1948–1994)
- Head of State: Chairman of the Presidium of the Supreme People's Assembly Choe Yong-gon (1957–1972)
- Head of Government: Prime Minister Kim Il-sung (1948–1972)

South Korea
- Head of State: President Park Chung-hee (1962–1979)
- Head of Government:
  - Prime Minister Kim Hyun-chul (1962– December 17, 1963)
  - Prime Minister Choi Doo-sun (December 17, 1963–1964)

Laos

Head of State: King Savang Vatthana (1959–1975)

Head of Government: Prime Minister Souvanna Phouma ( 1951–1954, 1956–1958, 1960 , 1962–1975)

Malaysia (until September 6, 1963, Malaya Federation )
- Head of State: Supreme Ruler Syed Putra (1960–1965)
- Head of Government: Prime Minister Abdul Rahman ( 1957–1959 , 1959–1970)

Nepal
- Head of State: King Mahendra (1955–1972)
- Head of Government:
  - Prime Minister Tulsi Giri (1960–23 December 1963, 1964–1965, 1975–1977 )
  - Prime Minister Surya Bahadur Thapa (December 23, 1963–1964, 1965–1969, 1979–1983, 1997–1998, 2003–2004 )

Pakistan
- Head of State and Government: President Muhammed Ayub Khan (1958–1969) (1958 Prime Minister)

Philippines
- Head of State and Government: President Diosdado Macapagal (1961–1965)

Sikkim (under Indian suzerainty)
- Head of State:
  - King Tashi Namgyal (1914–2 December 1963)
  - King Palden Thondup Namgyal (December 3, 1963–1975)
- Head of Government:
  - Dewan Baleshwar Prasad (1959–1963)
  - Prime Minister RN Haldipur (1963–1969)

Singapore (September 16, 1963–1965 part of Malaysia)
- Head of State: President Yusof bin Ishak (1959–1970)
- Head of Government: Prime Minister Lee Kuan Yew (1959–1990)

Thailand
- Head of State: King Rama IX. Bhumibol Adulyadej (1946-2016)
- Head of Government:
  - Prime Minister Sarit Thanarat (1958–8 December 1963)
  - Prime Minister Thanom Kittikachorn ( 1958 , December 8, 1963–1973)

North Vietnam

Head of State: President Hồ Chí Minh (1945–1969) (1945–1955 Prime Minister)

Head of Government: Prime Minister Phạm Văn Đồng (1955–1976) (1976–1987 Chairman of the Council of Ministers of Vietnam)

South Vietnam
- Head of State:
  - President Ngô Đình Diệm (1955–2 November 1963) (1954–1955 Prime Minister)
  - President Dương Văn Minh (November 2, 1963–1964, 1964, 1964, 1975 )
- Head of Government: Prime Minister Nguyễn Ngọc Thơ (November 4, 1963–1964) (newly created office)

Middle East

Iraq
- Head of State:
  - Chairman of the Sovereignty Council Muhammad Najib ar-Rubai'i (1958–8 February 1963)
  - President Abd al-Salam Arif (February 8, 1963–1966)
- Head of Government:
  - Prime Minister Abd al-Karim Qasim (1958–8 February 1963)
  - Prime Minister Ahmad Hasan al-Bakr (February 8, 1963– November 18, 1963, 1968–1979 )
  - Prime Minister Tahir Yahya (November 20, 1963–1965, 1967–1968 )

Iran

Head of State: Shah Mohammad Reza Pahlavi (1941–1979)

Head of Government: Prime Minister Asadollah Alam (1962–1964)

Israel
- Head of State:
  - President Yitzchak Ben Zwi (1952– April 23, 1963)
  - Speaker of Parliament Kadish Luz (April 24, 1963– May 22, 1963) (acting)
  - President Salman Shazar (May 22, 1963–1973)
- Head of Government:
  - Prime Minister David Ben-Gurion ( 1948–1953 , 1955–26 June 1963)
  - Prime Minister Levi Eschkol (June 26, 1963–1969)

Yemen
- Head of State: President Abdullah as-Sallal (1962–1967) (1962–1963, 1965, 1966–1967 Prime Minister)
- Head of Government:
  - Prime Minister Abdullah as-Sallal (1962–26 April 1963, 1965, 1966–1967 ) (1962–1967 President)
  - Prime Minister Abdul Latif Dayfallah (April 26, 1963– October 5, 1963, 1975 )
  - Prime Minister Abdul Rahman al-Iriani (October 5, 1963–1964) (Head of State 1967–1974)

Jordan
- Head of State: King Hussein (1952–1999)
- Head of Government:
  - Prime Minister Wasfi at-Tall (1962–28 March 1963, 1965–1967, 1970–1971 )
  - Prime Minister Samir ar-Rifaʿi ( 1944–1945, 1947, 1950–1951, 1956, 1958–1959 , March 28, 1963– April 21, 1963)
  - Prime Minister Hussein ibn Nasser (April 21, 1963–1964, 1967 )

Kuwait
- Head of State: Emir Abdullah III. (1961-1965)
- Head of Government:
  - Prime Minister Jabir al-Ahmad al-Jabir al-Sabah (1962–2 February 1963, 1965–1978 ) (1977–2006 Emir)
  - Prime Minister Sabah as-Salim as-Sabah (February 2, 1963–1965) (1965–1977 Emir)

Lebanon
- Head of State: President Fuad Schihab ( 1952 , 1958–1964) (1952 Prime Minister)
- Head of Government: Prime Minister Rashid Karami ( 1955–1956, 1958–1960 , 1961–1964, 1965–1966, 1966–1968, 1969–1970, 1975–1976, 1984–1987 )

Oman (British Protectorate 1891–1971)
- Head of State and Government: Sultan Said ibn Taimur (1932–1970)

Saudi Arabia
- Head of State and Government: King Saud ibn Abd al-Aziz (1953–1964)

Syria
- Head of State:
  - President Nazim al-Qudsi (1961–8 March 1963) (1949, 1950–1951 Prime Minister)
  - Chairman of the National Revolutionary Command Council Louai al-Atassi (March 9, 1963– July 27, 1963)
  - Chairman of the National Revolutionary Command Council Amin al-Hafiz (July 27, 1963–1966) (Chairman of the Presidential Council from 1964) (1963–1964, Prime Minister 1964–1965)
- Head of Government:
  - Prime Minister Khalid al-Azm ( 1941, 1946, 1948–1949, 1949–1950, 1951 , 1962– March 8, 1963) (1941 President)
  - Prime Minister Salah ad-Din Bitar (March 9, 1963– November 12, 1963, 1964, 1966 )
  - Prime Minister Amin al-Hafiz (November 12, 1963–1964, 1964–1965 ) (1963–1966 Head of State)

Turkey
- Head of State: President Cemal Gürsel (1960–1966) (1960–1961 Prime Minister)
- Head of Government: Prime Minister İsmet İnönü ( 1923–1924, 1925–1937 , 1961–1965) (1938–1950 President)

Central Asia

Afghanistan
- Head of State: King Mohammed Sahir Shah (1933–1973)
- Head of Government:
  - Prime Minister Mohammed Daoud Khan (1953–10 March 1963) (1973–1978 President)
  - Prime Minister Mohammad Yusuf (March 10, 1963–1965)

Mongolia
- Head of State: Chairman of the Great People's Chural Jamsrangiin Sambuu (1954–1972)
- Head of Government: Chairman of the Council of Ministers Yumjaagiin Tsedenbal (1952–1974) (1974–1984 Chairman of the Great People's Churals)

Australia and Oceania

Australia
- Head of State: Queen Elizabeth II (since 1952)
  - Governor General : William Sidney, 1st Viscount De L'Isle (1961–1965)
- Head of Government: Prime Minister Robert Menzies ( 1939–1941 , 1949–1966)

New Zealand
- Head of State: Queen Elizabeth II (since 1952)
  - Governor General : Bernard Fergusson (1962–1967)
- Head of Government: Prime Minister Keith Holyoake ( 1957 , 1960–1972) (1977–1980 Governor General)

Western Samoa (today Samoa )

Head of State:

O le Ao o le Malo Tupua Tamasese Mea'ole (1962– April 5, 1963)

O le Ao o le Malo Tanumafili II. (1962-2007)

Head of Government: Prime Minister Mata'afa Mulinu'u II (1962–1970, 1973–1975 )

Europe

Albania
- Party leader: 1st Secretary of the Albanian Workers' Party Enver Hoxha (1948–1985) (1946–1954 Prime Minister)
- Head of State: Chairman of the Presidium of the People's Assembly Haxhi Lleshi (1953–1982)
- Head of Government: Prime Minister Mehmet Shehu (1954–1981)

Andorra
- Co-princes :
  - President of France : Charles de Gaulle (1959–1969)
  - Bishop of Urgell : Ramon Iglésias Navarri (1943–1969)

Belgium
- Head of State: King Baudouin I (1951–1993)
- Head of Government: Prime Minister Théo Lefèvre (1961–1965)

Bulgaria
- Party leader: General Secretary of the Bulgarian Communist Party Todor Zhivkow (1954–1989) (1971–1989 Chairman of the State Council) (1962–1971 Prime Minister)
- Head of State: Chairman of the Presidium of the National Assembly Dimitar Ganew (1958–1964)
- Head of government: Chairman of the Council of Ministers Todor Zhivkov (1962–1971) (1954–1989 party leader) (1971–1989 Chairman of the Council of State)

Denmark
- Head of State: King Friedrich IX. (1947–1972)
- Head of Government: Prime Minister Jens Otto Krag (1962–1968, 1971–1972 )
- Faroe Islands (politically self-governing and autonomous part of the Kingdom of Denmark)
  - Representative of the Danish government: Reichsombudsmann Mogens election (1961–1972)
  - Head of Government:
    - Prime Minister Peter Mohr Dam (1959–4 January 1963, 1967–1968 )
    - Prime Minister Hákun Djurhuus (January 4, 1963–1967)

Federal Republic of Germany
- Head of State: Federal President Heinrich Lübke (1959–1969)
- Head of Government:
  - Federal Chancellor Konrad Adenauer (1949–16 October 1963)
  - Federal Chancellor Ludwig Erhard (October 16, 1963–1966)

German Democratic Republic
- Party leader: General Secretary of the Central Committee of the SED Walter Ulbricht (1950–1971) (1960–1973 Chairman of the State Council)
- Head of State: Chairman of the State Council Walter Ulbricht (1960–1973) (1950–1971 party leader)
- Head of government: Prime Minister Otto Grotewohl (1949–1964) (1946–1950 party leader)

Finland
- Head of State: President Urho Kekkonen (1956–1982) (1950–1953, 1954–1956 Prime Minister)
- Head of Government:
  - Prime Minister Ahti Karjalainen (1962–18 December 1963, 1970–1971 )
  - Prime Minister Reino Ragnar Lehto (December 18, 1963–1964)

France
- Head of State: President Charles de Gaulle (1959–1969) (1944–1946 Head of the Provisional Government), (1958–1959 President of the Council of Ministers)
- Head of Government: Prime Minister Georges Pompidou (1962–1968) (President 1969–1974)

Greece
- Head of State: King Paul (1947–1964)
- Head of Government:
  - Prime Minister Konstantinos Karamanlis ( 1955–1958, 1958–1961 , 1961–19 June 1963, 1974–1980 ) (1980–1985, 1990–1995 President)
  - Prime Minister Panagiotis Pipinelis (June 19, 1963– September 28, 1963)
  - Prime Minister Stylianos Mavromichalis (September 28, 1963 - November 8, 1963)
  - Prime Minister Georgios Papandreou ( 1944–1945 , November 8, 1963– December 31, 1963, 1964–1965 )
  - Prime Minister Ioannis Paraskevopoulos (December 31, 1963–1964, 1966–1967 )

Ireland
- Head of State: President Éamon de Valera (1959–1973) (1932–1948, 1951–1954, 1957–1959 Prime Minister)
- Head of Government: Prime Minister Seán Lemass (1959–1966)

Iceland
- Head of State: President Ásgeir Ásgeirsson (1952–1968) (Prime Minister 1932–1934)
- Head of Government:
  - Prime Minister Ólafur Thors ( 1942, 1944–1947, 1949–1950, 1953–1956 , 1959–14 November 1963)
  - Prime Minister Bjarni Benediktsson (November 14, 1963–1970)

Italy
- Head of State: President Antonio Segni (1962–1964) (1955–1957, 1959–1960 Prime Minister)
- Head of Government:
  - Prime Minister Amintore Fanfani ( 1954, 1958–1959 , 1960–21 June 1963, 1982–1983, 1987 )
  - Prime Minister Giovanni Leone (June 21, 1963– December 5, 1963, 1968 ) (President 1971–1978)
  - Prime Minister Aldo Moro (December 5, 1963–1968, 1974–1976 )

Yugoslavia
- Head of State: President Josip Broz Tito (1953–1980) (1945–1963 Prime Minister)
- Head of Government:
  - Prime Minister Josip Broz Tito (1945–29 June 1963) (1953–1980 President)
  - Prime Minister Petar Stambolić (June 29, 1963–1967) (President 1982–1983)

Channel Islands
- guernsey
  - Head of State and Government: Duchess Elisabeth II (since 1952)
    - Lieutenant Governor: Geoffrey Robson (1958–1964)
- jersey
  - Head of State and Government: Duchess Elisabeth II (since 1952)
    - Lieutenant Governor: George Erskine (1958–1963)

Liechtenstein
- Head of State: Prince Franz Josef II. (1938–1989)
- Head of Government : Gerard Batliner (1962–1970)

Luxembourg
- Head of State: Grand Duchess Charlotte (1919–1964) (1940–1945 in British exile)
- Head of Government: Prime Minister Pierre Werner (1959–1974, 1979–1984 )

Isle of Man

Head of State: Lord of Man Elizabeth II (since 1952)
Lieutenant Governor : Ronald Herbert Garvey (1959–1966)

Head of Government: Chairman of the Executive Council Charles Kerruish (1961–1967)

Monaco
- Head of State: Prince : Rainier III. (1949-2005)
- Head of Government:
  - Minister of State Pierre Blanchy ( 1944, 1949 , 1962–16 August 1963) (acting)
  - Minister of State Jean Émile Reymond (August 16, 1963–1966)

Netherlands
- Head of State: Queen Juliana (1948–1980)
- Head of Government:
  - Prime Minister Jan de Quay (1959–24 July 1963)
  - Prime Minister Victor Marijnen (July 24, 1963–1965)

Norway
- Head of State: King Olav V (1957–1991)
- Head of Government:
  - Prime Minister Einar Gerhardsen ( 1945–1951 , 1955–28 August 1963, 1963–1965 )
  - Prime Minister John Lyng (August 28, 1963 - September 25, 1963)
  - Prime Minister Einar Gerhardsen ( 1945–1951, 1955–1963 , September 25, 1963–1965)

Austria
- Head of State: Federal President Adolf Schärf (1957–1965)
- Head of Government: Federal Chancellor Alfons Gorbach (1961–1964)

Poland
- Party leader: 1st Secretary Władysław Gomułka ( 1943–1948 , 1956–1970)
- Head of State: Chairman of the Council of State Aleksander Zawadzki (1952–1964)
- Head of Government: Prime Minister Józef Cyrankiewicz ( 1947–1952 , 1954–1970) (1970–1972 Chairman of the State Council)

Portugal
- Head of State: President Américo Tomás (1958–1974)
- Head of Government: Prime Minister António de Oliveira Salazar (1932–1968)

Romania
- Party leader: General Secretary Gheorghe Gheorghiu-Dej ( 1945–1954 , 1955–1965) (1952–1954 Prime Minister) (1961–1965 Head of State)
- Head of State: Chairman of the State Council Gheorghe Gheorghiu-Dej (1961–1965) (1945–1954, 1955–1965 party leader) (1952–1954 Prime Minister)
- Head of Government: Prime Minister Ion Gheorghe Maurer (1961–1974) (1958–1961 Head of State)

San Marino
Head of State: Capitani Reggenti

Antonio Maria Morganti (October 1, 1962– April 1, 1963) and Agostino Biordi ( 1949–1950, 1959 , October 1, 1962– April 1, 1963)

Leonida Suzzi Valli ( 1944–1955 , April 1, 1963 – October 1, 1963) and Stelio Montironi ( 1958 , April 1, 1963 – October 1, 1963, 1969 )

Giovan Luigi Franciosi (October 1, 1963– April 1, 1964, 1973–1974 ) and Domenico Bollini (October 1, 1963– April 1, 1964)

Sweden
- Head of State: King Gustav VI. Adolf (1950–1973)
- Head of Government: Prime Minister Tage Erlander (1946–1969)

Switzerland
- Federal President : Willy Spühler (1963, 1968 )
- Federal Council :
  - Paul Chaudet (1955–1966)
  - Friedrich Traugott Elections (1959–1965)
  - Willy Spühler (1960–1970)
  - Ludwig von Moos (1960–1971)
  - Hans-Peter Tschudi (1960–1973)
  - Hans Schaffner (1961–1969)
  - Roger Bonvin (1962-1973)

Soviet Union
- Party leader: First Secretary of the CPSU Nikita Khrushchev (1953–1964) (1958–1964 Chairman of the Council of Ministers)
- Head of State: Chairman of the Presidium of the Supreme Soviet Leonid Brezhnev (1960–1964, 1977–1982 ) (1964–1982 party leader)
- Head of government: Chairman of the Council of Ministers Nikita Khrushchev (1958–1964) (1953–1964 party leader)

Spain
- Head of State and Government: Caudillo Francisco Franco (1939–1975)

Czechoslovakia
- Party leader: Chairman Antonín Novotný (1953–1968) (1957–1968 President)
- Head of State: President Antonín Novotný (1957–1968) (1953–1968 party leader)
- Head of Government:
  - Prime Minister (1953-22 September 1963)
  - Prime Minister Jozef Lenárt (September 22, 1963–1968)

Hungary
- Party leader: General Secretary of the Party of Hungarian Working People János Kádár (1956–1988) (1956–1958, Prime Minister 1961–1965)
- Head of State: Chairman of the Presidential Council István Dobi (1952–1967) (1948–1952 Prime Minister)
- Head of government: Prime Minister János Kádár ( 1956–1958 , 1961–1965) (1965–1968 party leader)

Vatican city
- Head of State:
  - Pope John XXIII (1958–3 June 1963)
  - Pope Paul VI (June 21, 1963–1978)
- Head of Government: Cardinal State Secretary Amleto Giovanni Cicognani (1961–1969)

United Kingdom
- Head of State: Queen Elizabeth II (since 1952) (crowned 1953)
- Head of Government:
  - Prime Minister Harold Macmillan (1957-19 October 1963)
  - Prime Minister Alec Douglas-Home (October 19, 1963–1964)

Republic of Cyprus
- Head of State and Government: President Makarios III. (1960–1974, 1947–1977 )

Remarks

↑ ^a ^b The Channel Islands and the Isle of Man are areas that are directly under the British Crown. They are not part of the UK.
↑ The Federal Council is the collective head of state in Switzerland. The Federal President has the role of primus inter pares

[kronbesitz-1] The Channel Islands and the Isle of Man are areas that are directly under the British Crown. They are not part of the UK.

[2] The Federal Council is the collective head of state in Switzerland. The Federal President has the role of primus inter pares