Govi.Chezhiaan of DMK won the Thiruvidaimarudur Assembly constituency (Thanjavur district, Cauvery Delta) in the Tamil Nadu 2026 election, taking 38.26% of 208,944 votes cast. The winning margin over S.Prabakaran (TVK) was 14,116 votes, or 6.76 percentage points. DMK held the seat it won here in 2021.

DMK
Winning party
38.26%
Winner vote share
14,116
Margin (6.76%)
DMK → DMK
2021 → 2026 winner

Full candidate results, Thiruvidaimarudur 2026

#CandidatePartyVotesVote %
1Govi.Chezhiaan WinnerDMK79,951
2S.Prabakaran 2ndTVK65,835
3Elamathi SubramanianADMK52,922
4M.Divya BharathiNTK6,363
5T.M.Puratchi ManiBahujan Samaj Party1,043
6NotaNOTA747
7P.ManikandanIND588
8Kannaiyan. TCommunist Party of India (Marxist-Leninist) (Liberation)321
9A.ViswanathanTamizhaga Vaazhvurimai Katchi273
10DhanasekarIND266
11L.PrabakaranIND174
12M.TamilmaranIND143
13Selvarani. SIND139
14Keerthiga. KIND95
15Aravindaraj. RIND84

How Thiruvidaimarudur compares to 2021

YearWinning candidatePartyVote share
2021CHEZHIAAN, GOVI.DMK48.26%
2026GOVI.CHEZHIAANDMK38.26%

The same party retained the seat, a swing of -10.00 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.