List
of Former DGs
List
of Former DGs| SrNo | Name |
| 1 |  Dr. S.S. Bhatnagar (Director) (1942 - 1954) |
| 2 |  Prof. M.S. Thacker (Director-General) (3.8.1955 - 1.8.1962) |
| 3 |  Dr. S. Husain Zaheer (Director-General) (1.9.1962 - 21.8.1966) |
| 4 |  Prof. S.R. Mehra (Officiated during deputation abroad of DG.) |
| 5 |  Dr. Atma Ram (Director-General) (22.8.1966 - 21.8.1971) |
| 6 |  Dr. Y. Nayudamma (Director-General) (27.8.1971 - 27.7.1977) |
| 7 |  Dr. A. Ramachandran (Director-General) (27.7.1977 - 9.10.1978) |
| 8 |  Prof. M.G.K. Menon (Director-General) (9.10.1978 - 4.5.1981) |
| 9 |  Dr. G.S. Sidhu (Director-General) (5.5.1981 - 4.5.1984) |
| 10 |  Prof. P .K. Jena (Director-General) (5.5.1984 - 21.6.1984)(28.1.1986-25.2.1986) |
| 11 |  Dr. S. Vardarajan (Director-General) (22.6.1984 - 27.1.1986) |
| 12 |  Dr. G. Thyagarajan (Officiated for 7 days in 1986) |
| 13 | 
Dr. A.P. Mitra (Director-General) |
| 14 |  Prof. S.K. Joshi (Director-General) (18.4.1991 - 30.6.1995) |
| 15 |  Dr. R.A. Mashelkar (Director-General) (1.7.1995 - 31.12.2006) |
| 16 |
Dr V. Prakash (Director-General Designate) |
| 17 |  Dr Maharaj Kishan Bhan, Secretary DBT (Additional Charge) (05.01.2007 - 06.03.2007) |
| 18 |  Dr.T.Ramasami (Additional Charge) (07.03.2007 - 11.11.2007) |
