15 elections on record · INC dominant · 15 total
Senthamangalam is an Assembly constituency in Tamil Nadu. It has participated in 15 elections from 1962 to 2026. INC is the historically dominant party with 4 wins out of 15 elections.
| Year | Winner | Party | Votes | Vote % | Runner-up | Party | Margin |
|---|---|---|---|---|---|---|---|
| 2026 | P. Chandrasekar | TVK | 68815 | 32.82% | C. Chandrasekaran | ADMK | 2655 |
| 2021 | K. Ponnusamy | DMK | 90681 | 45.51% | S. Chandran | ADMK | 10493 |
| 2016 | Chandrasekaran C | ADMK | 91339 | 48.09% | Ponnusamy K | DMK | 12333 |
| 2011 | Santhi R | DMDK | 76637 | 47.51% | Ponnusamy K | DMK | 8505 |
| 2006 | K. Chinnadurai | DMK | 60287 | 45.69% | P. Elangovan | ADMK | 10049 |
| 2001 | V. Alagammal | AIADMK | 67682 | 58.24% | M. Pandiyarajan | DMK | 27857 |
| 1996 | K. Rani | TMC | 63132 | 57.71% | K. Kaliaperumal | INC | 27382 |
| 1991 | K. Kandasamy | INC | 74204 | 73.74% | S. Gunasekaran | DMK | 53447 |
| 1989 | S. Gunasekaran | DMK | 32309 | 33.93% | T. Rajambal | ADK(J) | 6079 |
| 1984 | T. Rajambal | INC | 53104 | 64.73% | R. Ravichandar | DMK | 27813 |
| 1980 | Rajambal. T. | INC | 38217 | 52.4% | Devarajan. M. | AIADMK | 3499 |
| 1977 | S. M. Raju | AIADMK | 24681 | 36.33% | K. Kaliyaperumal | INC | 5677 |
| 1971 | Chinna Veilaiya Gounder | DMK | 34507 | 56.92% | Vellaya Gounder | INC | 13055 |
| 1967 | A. S. Gounder | INC | 31308 | 50.62% | S. T. Doraiswamy | CPI(M) | 771 |
| 1962 | K. R. Nallasivam | SOC | 35379 | 50.82% | K. S. periasami Gounder | INC | 8401 |