| Rk Nagar Constituency |
| Rk Nagar Assembly Election Result 2021 | ||
| Candidate Names | Party | Votes |
| R.S. Rajesh | ADMK | 53204 |
| J J Ebenesar | DMK (Won) | 95516 |
| Dr.P.Kalidas | AMMK | 1848 |
| FAZIL | MNM | 11181 |
| K. Gowrisankar | NTK | 20401 |
| Rk Nagar Constituency Population - 2021 | |||
| Male | Female | Transgender | Total |
| 1,26,744 | 1,35,889 | 105 | 2,62,738 |
| Tamil Nadu Ministers List - 2021 |
| Full Details of Tamil Nadu Ministers 2021 |
| 2017 ByElection Result | ||
| Name | Party | Votes |
| T.T.V. Dhinakaran | (Independent) - Won | 89,013 |
| E. Madhusudhanan | AIADMK | 48,306 |
| Marudhu Ganesh | DMK | 24,581 |
| K. Kalaikottudhayam | NTK | 3,802 |
| K. Nagarajan | BJP | 1,368 |
| 2016 Election Result | ||
| Name | Party | Votes |
| Jayalalithaa J | AIADMK (Won) | 97,037 |
| Shimla Muthuchozhan | DMK | 57,420 |
| Vasanthi Devi V | VCK | 4,182 |
| 2011 Election Result | ||
| Name | Party | Votes |
| J Jayalalithaa | AIADMK | 16,0432 |
| Mahendran.C. | CPI | 9,710 |
| Rk Nagar Constituency | ||
| MLA Name | Duration | Parties |
| Isari Velan | 1977-80 | ADMK |
| V. Rajasekaran | 1980-84 | INC |
| S. Venugopal | 1984-89 | INC |
| S. P. Sarkunam | 1989-91 | DMK |
| E. Madhusudhnan | 1991-96 | ADMK |
| S. P. Sarkunam | 1996-01 | DMK |
| P. K. Sekar Babu | 2001-06 | ADMK |
| P. K. Sekar Babu | 2006-2011 | ADMK |
| P. Vetriivel | 2011-2015 | ADMK |
| J. Jayalalithaa | 2015-Incumbent | ADMK |
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