Tamil Nadu Legislative Assembly constituency result for 1980. Winner: KOVAI THAMBI (ADMK). Winning margin: 0.5%.
| Candidate | Party | Votes | Vote Share |
|---|---|---|---|
| KOVAI THAMBI✓ Winner | ADMK | 47,308 | 48.0% |
| A. NATARASAN | DMK | 46,823 | 47.5% |
| PALANISAMI, E. M. | JP | 4,355 | 4.4% |
| Year | Winner | Party | Vote Share | Margin % |
|---|---|---|---|---|
| 2026 | V.P.TAMILSELVI | TVK | 33.7% | 2.1% |
| 2021 | A.Bannari | ADMK | 49.5% | 8.0% |
| 2016 | ESWARAN.S | ADMK | 42.2% | 6.7% |
| 2011 | P.L SUNDARAM | CPI | 50.7% | 11.9% |
| 2006 | S.P. VELUMANI | ADMK | 46.3% | 5.8% |
| 2001 | KRISHNAKUMAR M.A.P.A. ALIAS ROHINI | ADMK | 55.5% | 20.7% |
| 1996 | A. NATARASAN | DMK | 61.0% | 36.4% |
| 1991 | RAJU K.P. | ADMK | 57.5% | 22.3% |
| 1989 | A. NATARASAN | DMK | 47.4% | 22.0% |
| 1984 | A. NATARASAN | DMK | 52.6% | 6.4% |
| 1980 | KOVAI THAMBI | ADMK | 48.0% | 0.5% |
| 1977 | A. NATARASAN | DMK | 33.7% | 3.3% |
| 1971 | M.KANNAPPAN | DMK | 68.4% | 36.8% |