| Tenure
| Incumbent
| Affiliation
| Notes
|
| State of Comoros | Independence from France
|
| (Etat Comorien)
|
| 6 July 1975 to 7 July 1975 | Ahmed Abdallah, President of the Government | UDC | 1st Term
|
| 7 July 1975 to 3 August 1975 | Ahmed Abdallah, Head of State | 1st Term (contd.)
|
| 3 August 1975 to 10 August 1975 | Said Mohamed Jaffar, Chairman of the National Council of the Revolution | UNF |
|
| 10 August 1975 to 3 January 1976 | Said Mohamed Jaffar, Chairman of the National Executive Council |
|
| 3 January 1976 to 28 October 1977 | Ali Soilih, Head of State | RDPC |
|
| 28 October 1977 to 13 May 1978 | Ali Soilih, President |
|
| 13 May 1978 to 23 May 1978 | Said Atthoumani, Chairman of the Politico-Military Directorate | UNF |
|
| Federal and Islamic Republic of Comoros
|
| (République Fédérale Islamique des Comores)
|
| (Jumhuriyat al-Qumur al-Itthadiyah al-Islamiyah)
|
| 23 May 1978 to 22 July 1978 | Ahmed Abdallah, Co-Chairman of the Politico-Military Directorate | UDC | 2nd Term
|
| Mohamed Ahmed, Co-Chairman of the Politico-Military Directorate | UDC |
|
| 22 July 1978 to 3 October 1978 | Ahmed Abdallah, Co-Chairman of the Directorate | UDC |
|
| Mohamed Ahmed, Co-Chairman of the Directorate | UDC |
|
| 3 October 1978 to 25 October 1978 | Ahmed Abdallah, Chairman of the Directorate | UDC |
|
| 25 October 1978 to 26/27 November 1989 | Ahmed Abdallah, President | UDC/UCP | 3rd Term
|
| 27 November 1989 to 27 November 1989 | Haribon Chebani, Provisional President | UCP |
|
| 27 November 1989 to 20 March 1990 | Said Mohamed Djohar, acting President | |
|
| 20 March 1990 to 29 September 1995 | Said Mohamed Djohar, President | | 1st Term
|
| 29 September 1995 to 2 October 1995 | Ayouba Combo, Coordinator of the Transitional Military Committee | Mil |
|
| 2 October 1995 to 5 October 1995 | Mohamed Taki Abdoulkarim, President | | 1st Term
|
| Said Ali Kemal, acting President | |
|
| 5 October 1995 to 26 January 1996 | Caambi el-Yachourtu, interim President | |
|
| 26 January 1996 to 25 March 1996 | Said Mohamed Djohar, President | | 2nd Term
|
| 25 March 1996 to 6 November 1998 | Mohamed Taki Abdoulkarim, President | RND | 2nd Term
|
| 6 November 1998 to 30 April 1999 | Tadjidine Ben Said Massounde, interim President | |
|
| 30 April 1999 to 6 May 1999 | Azali Assoumani, Chief of Staff of the National Development Army | Mil | 1st Term
|
| 6 May 1999 to 23 December 2001 | Azali Assoumani, Head of State | 1st Term (contd.)
|
| Union of Comoros (Union des Comores)
|
| الاتحاد القمر (Udzima wa Komori)
|
| 21 December 2001 to 21 January 2002 | Azali Assoumani, Head of State | Mil | 1st Term (contd.)
|
| 21 January 2002 to 26 May 2002 | Hamada Madi Bolero, interim President | |
|
| 26 May 2002 to present | Azali Assoumani, President | | 2nd Term
|
