| SI. No. | NAME OF THE PRINCIPALS | TENURE |
| 1. | Sri. P. K. SURENDRANATH | 1965 JULY TO 1981 MAY |
| 2. | Sri. A. K. RAGHAVAN NAMBIAR | 1981 JUNE TO 1990 MARCH |
| 3. | Sri. K. M. NARAYANAN (Temporary Charge) | 1990 APRIL TO 1990 JULY |
| 4. | Sri. A. VENUGOPALAN (Temporary Charge) | 1990 JULY TO 1990 DECEMBER |
| 5. | Sri. P. V. GOVINDAN KUTTY | 1990 DECEMBER TO1998 MARCH |
| 6. | Sri. P. V. PADMANABHAN | 1998 MARCH TO 1999 MAY |
| 7 | Sri. K. RAVINDRAN | 1999 JUNE TO 2003 MARCH |
| 8 | Sri. K. V NARAYANAN | 2003 APRIL TO 2005 MARCH |
| 9 | Sri. K. NARAYANAN | 2005 APRIL TO 2013 MARCH |
| 10 | Sri. M. P. JAYARAJAN | 2013 APRIL TO 2014 MARCH |
| 11 | Dr. P. BALAKRISHNAN | 2014 APRIL TO 2015 MARCH |
| 12 | Dr. P. V. PREMAVALLI | 2015 APRIL TO 2016 MAY |
| 13 | Dr. RAVINDRAN K.T. | 2016 JUNE TO 2018 MAY |
| 14 | Dr. JAYACHANDRAN KEEZHOTH | 2018 JUNE TO 2019 MARCH |
| 15 | Dr. P. C. SREENIVAS | 2019 APRIL TO 2020 MARCH |
| 16 | Dr. PREMACHANDRAN KEEZHOTH (Temporary Charge) | 2020 APRIL |