| Sl No. | Name of Chairman / Executive Officer | Period |
|---|
| 1 | Sri Bimala Kanta Bora | 1947 |
| 2 | Sri Giri Kanta Barua | 1950 |
| 3 | Sri Rabindra Nath Bordoloi | 1954 |
| 4 | Sri Pratap Chandra Sarma | 1958 |
| 5 | Sri Golok Chandra Barua | 1959 |
| 6 | Sri Debendra Nath Bora | 1965 |
| 7 | Dr. Upananda Saikia | 1969 |
| 8 | Sri R. H. Mazumdar (ACS, Executive Officer) | 1972 |
| 9 | Sri Jiten Saikia | 1973 |
| 10 | Sri Naba Kumar Chetiya (ACS, Administrative Officer) | 14/06/1979 |
| 11 | Sri Devi Prasad Gohain (ACS, Administrative Officer) | 07/10/1982 |
| 12 | Sri Jiten Saikia | 03/06/1983 |
| 13 | Sri J. P. Meena (IAS, Executive Officer) | 31/12/1985 |
| 14 | Sri Gunaram Bora (ACS, Executive Officer) | 05/02/1986 |
| 15 | Sri Pradyut Bora | 17/07/1986 |
| 16 | Smti. Purabi Sonowal (ACS, Executive Officer) | 05/12/1990 |
| 17 | Sri Naba Kumar Chetia (ACS, ADC, Executive Officer) | 19/01/1991 |
| 18 | Sri Jitendra Nath Sarma (IAS, DC, Nagaon) | 25/03/1991 |
| 19 | Sri Sankar Prasad Kakoti Bora (ACS, ADC, Executive Officer, Nagaon) | 02/04/1991 |
| 20 | Sri Jyoti Prasad Saikia (IAS, DC, Nagaon) | 10/03/1993 |
| 21 | Md. Latifur Rahman (ACS, SDO, Executive Officer, Nagaon) | 29/04/1993 |
| 22 | Sri Paresh Chandra Dey (ACS, ADC, Executive Officer) | 06/12/1993 |
| 23 | Sri Hitesh Deva Sarma (ACS, Executive Officer) | 04/01/1995 |
| 24 | Sri Rituraj Bora (ACS, Executive Officer) | 25/07/1995 |
| 25 | Sri Hitesh Deva Sarma (ACS, Executive Officer) | 20/06/1996 |
| 26 | Sri Prahlad Rai Todi | 10/09/1997 |
| 27 | Sri Nabajyoti Ojah (ACS, Executive Officer) | 09/09/2002 |
| 28 | Smti. Gayatri Bora (ACS, Executive Officer) | 09/05/2003 |
| 29 | Sri Bharat Bhusan Dev Choudhury (ACS, Executive Officer) | 01/08/2003 |
| 30 | Sri Monu Rajak | 19/08/2004 |
| 31 | Sri Barnalata Bora | 17/05/2007 |
| 32 | Sri Ram Singh (IAS, Executive Officer) | 24/08/2009 |
| 33 | Sri Kishore Kanti Basu | 14/09/2009 |
| 34 | Smti. Purabi Konwar (ACS, Executive Officer) | 15/09/2014 |
| 35 | Sri Diganta Das | 04/04/2015 |
| 36 | Sri Jadav Saikia (ACS, DC and DM Nagaon) | 04/04/2020 |
| 37 | Smti. Kavita Padmanabhan (IAS, DC and DM Nagaon) | 31/08/2020 |
| 38 | Sri Nisarg Hivare (IAS, DC and DM, Nagaon) | 12/11/2021 |
| 39 | Smti. Ambika Mazumdar | 11/04/2022 |