| Year | Winner | Party | Votes | Vote % | Runner-up | Party | Margin |
|---|---|---|---|---|---|---|---|
| 2026 | C. T. R. Nirmal Kumar | TVK | 114316 | 44.75% | Kiruthiga Thangapandi | DMK | 41553 |
| 2021 | V. V. Rajan Chellappa | ADMK | 103683 | 43.96% | S. K. Ponnuthai | CPI(M) | 29489 |
| 2016 | S. M. Seenivel | ADMK | 93453 | 47.32% | Manimaran M | DMK | 22992 |
| 2011 | Raja A.K.T | DMDK | 95469 | 58.7% | Sundararajan C R | INC | 48502 |
| 2006 | N. Sundaram | INC | 64013 | 48.91% | O. L. Venkatachalam | ADMK | 16246 |
| 2001 | H. Raja | BJP | 54093 | 48.40% | S.P. Udayappan | TMC(M) | 1651 |
| 1996 | N. Sundaram | TMC | 76888 | 62.98% | M. Raju | ADMK | 50384 |
| 1991 | M. Karpagam | ADMK | 71912 | 65.68% | C. T. Chidambaram | DMK | 38311 |
| 1989 | Rm. Narayanan | DMK | 45790 | 41.24% | Sp. Durairasu | ADK(JA) | 24485 |
| 1984 | S. P. Durairasu | AIADMK | 47760 | 48.98% | C. T. Chidambaram | DMK | 9659 |
| 1980 | Chidambaram. C. T. | DMK | 46541 | 51.78% | Kaliappan. P. | AIADMK | 3893 |
| 1977 | P. Kaliyappan | AIADMK | 27403 | 32.03% | P. Chidambaram | INC | 240 |
| 1971 | Malaikannan V. | DMK | 45551 | 61.99% | Ramakrishna Thevar S. | INC | 21413 |
| 1967 | V. Malaikannan | DMK | 40461 | 57.44% | S. Ramachandran | INC | 10483 |
| 1962 | G. Gomathisankara Dikshithar | INC | 25883 | 38.16% | A. Nallasivan | CPI | 5667 |
Background in law and legal matters — qualified legal professional from Madurai region.
Joined TVK at formation on 2 February 2024.
Key organiser for TVK in Madurai South constituencies — strong grassroots network.
Won Thiruparankundram with 1,14,316 votes — margin of 41,553. One of highest vote counts in TN 2026.
Sworn in as Minister for Electricity, Law, Courts, Prevention of Corruption, and Elections.