| Tenure
| Incumbent
| Affiliation
| Notes
|
| Republic of the Congo
|
| 15 August 1960 to 15 August 1963 | Abbé Fulbert Youlou, President | UDDIA | Continued to use title 'Abbot' despite being suspended by the church on entering politics. Deposed in a coup d'etat
|
| 15 August 1963 to 16 August 1963 | David Moussaka , and | Mil |
|
| Félix Mouzabakani , Officers in charge of the Provisional Government | Mil |
|
| 16 August 1963 | Presidency suspended
|
| 16 August 1963 to 19 December 1963 | Alphonse Massemba-Débat , Chairman of the National Council of the Revolution | MNR |
|
| 19 December 1963 to 2 August 1968
| Alphonse Massemba-Débat , President | Deposed
|
| 3 August 1968 to 4 August 1968 | Augustin Poignet , acting President | | For Massemba-Débat
|
| 4 August 1968 to 4 September 1968
| Alphonse Massemba-Débat , President | MNR | Restored; executed March 1977
|
| 4 September 1968 to 5 September 1968 | Marien Ngouabi, Chairman of the National Council of the Revolution | Mil | 1st Term
|
| 5 September 1968 to 1 January 1969
| Major Alfred Raoul , acting Head of State | Mil |
|
| 1 January 1969 to January 3 1970 | Major Marien Ngouabi, Head of State | Mil/PCT |
|
| People’s Republic of the Congo
|
| (République populair du Congo)
|
| 3 January 1970 to 18 March 1977 | Major Marien Ngouabi, Head of State | Mil/PCT | A 'new state' deemed to have created from 3 Jan 1970; Assassinated
|
| 18 March 1977 | Presidency suspended
|
| 18 March 1977 to 3 April 1977 | Military Committee of the Congolese Labour Party:-
|
| Colonel Jacques Yhombi-Opango | Mil/PCT |
|
| Denis Sassou-Nguesso | Mil/PCT |
|
| Louis Sylvain Goma | Mil/PCT |
|
| Jean-Michel Ebaka | Mil/PCT |
|
| Raymond Damase Ngollo | Mil/PCT |
|
| Martin Mbia | Mil/PCT |
|
| Pascal Bima | Mil/PCT |
|
| Nicolas Okongo | Mil/PCT |
|
| François Xavier Katali | Mil/PCT |
|
| Florent Tsiba | Mil/PCT |
|
| Pierre Anga | Mil/PCT |
|
| 3 April 1977 to 5 February 1979
| Colonel Jacques Yhombi-Opango, Head of State | Mil/PCT |
|
| 5 February 1979 to 8 February 1979
| Jean-Pierre Thystère Tchicaya , Chairman of the Presidium of the Central Committee of the Congolese Labour Party | PCT |
|
| 8 February 1979 to 14 August 1979 | Denis Sassou-Nguesso, Head of State | PCT |
|
| 14 August 1979 to 31 August 1992
| Denis Sassou-Nguesso, President |
|
| Republic of the Congo
|
| (République du Congo)
|
| 31 August 1992 to 15 October 1997
| Pascal Lissouba, President | UPADS |
|
| 25 October 1997 to present | Denis Sassou-Nguesso, President | PCT | Re-elected March 2002
|