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Assembly constituency 175 · Tamil Nadu

Orathanadu is assembly constituency number 175 in Tamil Nadu, in Thanjavur district, and one of the segments of the Thanjavur Lok Sabha seat. In the 2026 election R. Vaithilingam of the Dravida Munnetra Kazhagam won with 44.4% of the vote, 35,028 votes ahead of Dr. K. Arvind (TVK).

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Orathanadu · 2026AC 175
  1. 01
    R. Vaithilingam
    DMK
    86,759
    44.42%
  2. 02
    Dr. K. Arvind
    TVK
    51,731
    26.49%
  3. 03
    M. Sekar
    AIADMK
    44,260
    22.66%
  4. 04
    S.thirumurugan
    NTK
    10,135
    5.19%
  5. 05
    M. Selvaraj
    PFTROOBC
    548
    0.28%
  6. 4 other candidates · 1,240 votesNOTA · 631 (0.32%)

Margin 35,028 votes · 17.94% of valid votes

2,33,758
Registered electors
2026 election
83.6%
Turnout
+4.6 pts vs 2021
35,028
Victory margin
17.9% of valid votes
Apr 2026 · candidate-wise result

All 9 candidates, ranked by votes. Vote share is of the 1,95,304 valid votes, NOTA included.

Orathanadu 2026 assembly election result
#CandidatePartyVotesVote share
1R. VaithilingamMale · 71 yrsDMK86,759
44.42%
2Dr. K. ArvindMale · 31 yrsTVK51,731
26.49%
3M. SekarMale · 63 yrsAIADMK44,260
22.66%
4S.thirumuruganMale · 46 yrsNTK10,135
5.19%
—NOTANOTA631
0.32%
5M. SelvarajMale · 62 yrsPFTROOBC548
0.28%
6M. KanagarajMale · 53 yrs · SCIndependent354
0.18%
7C. GunasekaranMale · 47 yrs · SCTDMK352
0.18%
Show 2 more candidates
8T. VijayakumarMale · 45 yrsIndependent277
0.14%
9A. AjeshkannanMale · 45 yrsIndependent257
0.13%
Past results

The seat changed hands: ADMK won in 2021, DMK in 2026.

0%20%40%60%2011201620212026DMK 44.4%TVK 26.5%AIADMK 22.7%AMMK 13.6%
Vote share, % of valid votes. Hover or focus a year for exact values.
2026R. VaithilingamDMK · 44.4% · margin 35,028Turnout83.6%
2021Vaithilingam, R.AIADMK · 47.0% · margin 28,835Turnout79.0%
2016Ramchandran. MDMK · 46.9% · margin 3,645Turnout79.9%
2011R.vaithilingamAIADMK · 57.8% · margin 32,644Turnout82.2%

General elections since the 2008 delimitation. Results from before the current boundaries are not compared.

Orathanadu result 2021

Orathanadu 2021 result
#CandidatePartyVotesVote share
1Vaithilingam, R.AIADMK90,063
46.95%
2Ramchandran, M.DMK61,228
31.92%
3Sekar, M.AMMK26,022
13.56%
4Kandhasamy, M.NTK9,050
4.72%
5Mookkaiyan, V.Independent2,041
1.06%
—NOTANOTA867
0.45%
Show 7 more candidates
6Rengasamy, G.MNM721
0.38%
7Stalin, R.BSP550
0.29%
8Jayasooriyan, T.Independent428
0.22%
9Rengaraj, S.Independent319
0.17%
10Thanraj, R.USIP229
0.12%
11Arunkumar, K.Independent223
0.12%
12Prabakaran, U.AMPK99
0.05%

Orathanadu result 2016

Orathanadu 2016 result
#CandidatePartyVotesVote share
1Ramchandran. MDMK84,378
46.87%
2Vaithilingam. RAIADMK80,733
44.85%
3Ramanathan. P. DrDMDK6,351
3.53%
4Kandhasamy. MNTK1,891
1.05%
—NOTANOTA1,882
1.05%
5Saravana Iyyappan. MPMK1,444
0.80%
Show 7 more candidates
6Kesavan. TBJP1,003
0.56%
7Jayapal. ABSP739
0.41%
8Gopuraj. MIndependent508
0.28%
9Baskaran. RIndependent446
0.25%
10Madhavan. TIndependent297
0.16%
11Raja. KTMMK232
0.13%
12Thangaraj. DPPIS119
0.07%

Orathanadu result 2011

Orathanadu 2011 result
#CandidatePartyVotesVote share
1R.vaithilingamAIADMK91,724
57.80%
2T.mahesh KrishanasamyDMK59,080
37.23%
3A. ArokiyasamyIJK1,843
1.16%
4P. MurugaiyanIndependent1,612
1.02%
5A. JayabalBSP1,542
0.97%
6A. KarnanBJP1,532
0.97%
Show 1 more candidate
7G. ParameswariIndependent1,348
0.85%
Map

Orathanadu outlined in orange among the other Tamil Nadu seats, coloured by the party that won each in 2026. Click any seat to open its page.

Other seats in Thanjavur district

Boundaries are approximate (DataMeet, from ECI polling-station maps) and are for orientation only.

TVKDMKAIADMKINCPMKVCKOthers
Lok Sabha 2024 in this segment

Orathanadu is one of the assembly segments of Thanjavur. These are the EVM votes counted in this segment for the leading Thanjavur candidates.

  • Murasoli SDMK80,095 47.9%
  • Muruganantham MBJP31,324 18.8%
  • Sivanesan PDMDK26,707 16.0%
  • Humayun KabirNTK20,745 12.4%
  • Rengasamy CIndependent4,093 2.5%

In the assembly election DMK won this seat. In the Lok Sabha vote, DMK led here by 48,771 EVM votes.

Open Thanjavur Lok Sabha result
Data & field work for this seat

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FAQ

Answers use the official Election Commission of India results for Orathanadu.

Who won the Orathanadu assembly seat in 2026?

R. Vaithilingam of the Dravida Munnetra Kazhagam (DMK) won Orathanadu in the 2026 Tamil Nadu assembly election with 86,759 votes, which was 44.42% of the valid votes polled.

What was the victory margin in Orathanadu?

The margin was 35,028 votes (17.94% of valid votes). The runner-up was Dr. K. Arvind of the Tamilaga Vettri Kazhagam with 51,731 votes.

What was the voter turnout in Orathanadu in 2026?

Turnout was 83.62%: 1,95,475 of 2,33,758 registered electors voted, across 314 polling stations. That is 4.6 points higher than in 2021.

Which Lok Sabha constituency is Orathanadu part of?

Orathanadu is an assembly segment of the Thanjavur Lok Sabha constituency in Tamil Nadu. In the 2024 Lok Sabha election, Murasoli S got the most EVM votes in this segment.

Is Orathanadu a reserved constituency?

No. Orathanadu is a general (unreserved) seat, so any eligible candidate can contest.

When is the next assembly election in Orathanadu?

The Tamil Nadu assembly elected in 2026 completes its five-year term in 2031, so the next general election is due by then unless the assembly is dissolved early. The Election Commission of India announces the exact schedule.

Source: Election Commission of India, statistical reports for the Tamil Nadu assembly elections of 2026 and 2021 and 2016 and 2011 (2026 report) — detailed results and constituency data summary. Lok Sabha figures: ECI 2024 report 34, assembly segment details. Vote share is of valid votes including NOTA. Party names as listed by ECI. Candidate names are shown as filed; spelling follows ECI.

Related data

Each page below is built from an official source and credited on the page.