Tamil Nadu Legislative Assembly constituency result for 1989. Winner: THIRUVENGADAM P.S. (DMK). Winning margin: 22.0%.
| Candidate | Party | Votes | Vote Share |
|---|---|---|---|
| THIRUVENGADAM P.S.✓ Winner | DMK | 47,535 | 48.2% |
| KRISHNAMURTHY, S. | ADK(JL) | 25,840 | 26.2% |
| THANGAMANI, K.P.K. | INC | 15,257 | 15.5% |
| PANDURANGAN, M. | ADK(JR) | 8,533 | 8.7% |
| CHOKKALAN, L. | IND | 510 | 0.5% |
| DEVENDURAN, P. | IND | 448 | 0.5% |
| ASOKAN, A. | IND | 301 | 0.3% |
| SHANMUNGAM, A. | IND | 109 | 0.1% |
| Year | Winner | Party | Vote Share | Margin % |
|---|---|---|---|---|
| 2026 | THENRAL KUMAR. E | TVK | 39.1% | 10.7% |
| 2021 | M.JAGAN MOORTHY | ADMK | 48.6% | 6.1% |
| 2016 | LOGANATHAN.G | ADMK | 45.8% | 5.9% |
| 2011 | C.K.THAMIZHARASAN | ADMK | 51.1% | 6.9% |
| 2006 | Agri KRISHNAMURTHY. S S | ADMK | 48.2% | 5.4% |
| 2001 | RAMACHANDRAN.S | ADMK | 58.0% | 22.1% |
| 1996 | THIRUVENGADAM P.S. | DMK | 59.1% | 28.3% |
| 1991 | SUNDARASAMI, M. | INC | 57.4% | 29.0% |
| 1989 | THIRUVENGADAM P.S. | DMK | 48.2% | 22.0% |
| 1984 | PANDURANGAN, M. | ADMK | 58.8% | 21.0% |
| 1980 | THIRUVENGADAM P.S. | DMK | 54.5% | 14.5% |
| 1977 | THIRUVENGADAM P.S. | DMK | 35.4% | 2.0% |
| 1971 | T. P. SRINIVASAN | DMK | 57.9% | 15.8% |