| 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'état |
| 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 3 January 1970 |
Major Marien Ngouabi, Head of State |
Mil/PCT |
|
| People’s Republic of the Congo (République populaire du Congo) |
| 3 January 1970 to 18 March 1977 |
Major Marien Ngouabi, Head of State |
Mil/PCT |
A 'new state' deemed to have been 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 |