Thamimun Ansari. M of DMK won the Chidambaram Assembly constituency (Cuddalore district, Northeast Coast) in the Tamil Nadu 2026 election, taking 35.48% of 196,586 votes cast. The winning margin over Pandian. K.A (ADMK) was 5,747 votes, or 2.92 percentage points. The seat flipped from ADMK to DMK since 2021.
DMK
Winning party
35.48%
Winner vote share
5,747
Margin (2.92%)
ADMK → DMK
2021 → 2026 winner
Full candidate results, Chidambaram 2026
| # | Candidate | Party | Votes | Vote % |
|---|---|---|---|---|
| 1 | Thamimun Ansari. M Winner | DMK | 69,739 | 35.48% |
| 2 | Pandian. K.A 2nd | ADMK | 63,992 | 32.55% |
| 3 | Nedunchezhiyan | TVK | 54,584 | 27.77% |
| 4 | Thamizh | NTK | 6,169 | 3.14% |
| 5 | Nota | NOTA | 816 | 0.42% |
| 6 | Dhanasekaran. M | All India Puratchi Thalaivar Makkal Munnettra Kazhagam | 339 | 0.17% |
| 7 | Manimaran. D | IND | 211 | 0.11% |
| 8 | Thirugnanam. K | IND | 163 | 0.08% |
| 9 | Er. Jayakkumar. R | IND | 160 | 0.08% |
| 10 | Venkatesan. D | IND | 157 | 0.08% |
| 11 | Easan Natarajan. T | IND | 130 | 0.07% |
| 12 | Munisankar. K | Anna Puratchi Thalaivar Amma Dravida Munnetra Kazhagam | 126 | 0.06% |
How Chidambaram compares to 2021
| Year | Winning candidate | Party | Vote share |
|---|---|---|---|
| 2021 | K.A. PANDIAN | ADMK | 50.16% |
| 2026 | THAMIMUN ANSARI. M | DMK | 35.48% |
The seat changed hands, a swing of -14.68 percentage points in the winning vote share.
This page is part of the full Tamil Nadu 2026 election results set. Explore every seat, party efficiency, regional swing and demographics in the TN 2026 Explorer. For the wider story, see TVK’s debut mapped, the incumbents who lost, and how DMK collapsed.