Karthikeyan K of DMK won the Rishivandiyam Assembly constituency (Viluppuram district, Northeast Coast) in the Tamil Nadu 2026 election, taking 36.65% of 244,795 votes cast. The winning margin over Ashok Kumar G (TVK) was 4,862 votes, or 1.99 percentage points. DMK held the seat it won here in 2021.

DMK
Winning party
36.65%
Winner vote share
4,862
Margin (1.99%)
DMK → DMK
2021 → 2026 winner

Full candidate results, Rishivandiyam 2026

#CandidatePartyVotesVote %
1Karthikeyan K WinnerDMK89,711
2Ashok Kumar G 2ndTVK84,849
3Chezhiyan PPMK56,488
4Radhika PNTK7,247
5Senthikumar V NIND1,071
6Selvaraj PIND800
7Balakrishnan ABahujan Samaj Party578
8NotaNOTA534
9Anbumurugan SIND458
10Sevvantha G KAnna Makkal Katchi322
11Ranganathan NAll India Puratchi Thalaivar Makkal Munnettra Kazhagam302
12Arumugam GParivartan Rajniti Party291
13Venkatraman JNaadaalum Makkal Katchi251
14Karthikeyan AIND244
15Manikandan CIND241
16Vinoth SIND208
17Sezhiyan KIND173
18Sankar RTamizhaga Vaazhvurimai Katchi161
19Vijayakumar GIND141
20Gowtham CIND136
21Raja SIND130
22Karthikeyan VIND125
23Raja KIND97
24Anbu DIND90
25Narayanan LIND83
26Marikkannu AIND64

How Rishivandiyam compares to 2021

YearWinning candidatePartyVote share
2021KARTHIKEYAN KDMK52.96%
2026KARTHIKEYAN KDMK36.65%

The same party retained the seat, a swing of -16.31 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.