| Pennagaram Constituency |
| Pennagaram Assembly Election Result 2021 | ||
| Candidate Names | Party | Votes |
| G.K.Mani | PMK (Won) | 106123 |
| P.N.P. Inbasekaran | DMK | 84937 |
| R. Tamizhagan | NTK | 8945 |
| K. SHAKILA | MNM | 1471 |
| R. Udhayakumar | DMDK | 2921 |
| Pennagaram Constituency Population - 2021 | |||
| Male | Female | Transgender | Total |
| 1,26,960 | 1,18,368 | 10 | 2,45,338 |
| Tamil Nadu Ministers List - 2021 |
| Full Details of Tamil Nadu Ministers 2021 |
| 2016 Election Result | ||
| Name | Party | Votes |
| INBASEKARAN. P.N.P. | DMK(WON) | 76,231 |
| ANBUMANI RAMADOSS | PMK | 57,501 |
| MUNUSAMY K.P | ADMK | 50,985 |
| 2011 Election Result | ||
| Name | Party | Votes |
| N.Nanjappan (Winner) | CPI | 80028 |
| Inbasekaran.P.N.P (Runner UP) | DMK | 68,485 |
| Pennagaram Constituency | ||
| MLA Name | Duration | Parties |
| S. Kandaswami Gounder | 1952 | TTP |
| Hemalatha devi | 1957 | INC |
| M. V. Karivengadam | 1962 | DMK |
| P. K. C. Muthusamy | 1967 | INC |
| N. Manickam | 1971 | DMK |
| K. Appunu Gounder | 1977 | JP |
| P. Theertha Raman | 1980 | GKC |
| H. G. Arumugam | 1984 | ADMK |
| N. Nanjappan | 1989 | Independent |
| V. Purushothaman | 1991 | ADMK |
| G. K. Mani | 1996 | PMK |
| G. K. Mani | 2001 | PMK |
| P. N. Periannan | 2006 | DMK |
| P. N. P. Inbasekaran | 2010 | DMK |
| N. Nanjappan | 2011 | CPI |
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