Annadurai K of DMK won the Pattukkottai Assembly constituency (Thanjavur district, Cauvery Delta) in the Tamil Nadu 2026 election, taking 35.9% of 183,745 votes cast. The winning margin over Mathan C (TVK) was 13,754 votes, or 7.49 percentage points. DMK held the seat it won here in 2021.
DMK
Winning party
35.9%
Winner vote share
13,754
Margin (7.49%)
DMK → DMK
2021 → 2026 winner
Full candidate results, Pattukkottai 2026
| # | Candidate | Party | Votes | Vote % |
|---|---|---|---|---|
| 1 | Annadurai K Winner | DMK | 65,963 | 35.9% |
| 2 | Mathan C 2nd | TVK | 52,209 | 28.41% |
| 3 | Sekar C V | ADMK | 49,575 | 26.98% |
| 4 | Kannan S | NTK | 13,145 | 7.15% |
| 5 | Nota | NOTA | 738 | 0.4% |
| 6 | Gurumoorthy M | Puthiya Tamilagam | 521 | 0.28% |
| 7 | Annadurai C N | IND | 382 | 0.21% |
| 8 | Ziaudeen A J | IND | 289 | 0.16% |
| 9 | Mohamed Sharif M | IND | 250 | 0.14% |
| 10 | Muthukumar D | IND | 240 | 0.13% |
| 11 | Suresh M R | IND | 238 | 0.13% |
| 12 | Suresh R | IND | 195 | 0.11% |
How Pattukkottai compares to 2021
| Year | Winning candidate | Party | Vote share |
|---|---|---|---|
| 2021 | ANNADURAI, K. | DMK | 44.62% |
| 2026 | ANNADURAI K | DMK | 35.9% |
The same party retained the seat, a swing of -8.72 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.