S. Thiyagarajan of TVK won the Chengalpattu Assembly constituency (Kancheepuram district, Chennai & Suburbs) in the Tamil Nadu 2026 election, taking 42.32% of 324,010 votes cast. The winning margin over Karthikdhandapani (DMK) was 35,641 votes, or 11.0 percentage points. The seat flipped from DMK to TVK since 2021.
TVK
Winning party
42.32%
Winner vote share
35,641
Margin (11.0%)
DMK → TVK
2021 → 2026 winner
Full candidate results, Chengalpattu 2026
| # | Candidate | Party | Votes | Vote % |
|---|---|---|---|---|
| 1 | S. Thiyagarajan Winner | TVK | 137,136 | 42.32% |
| 2 | Karthikdhandapani 2nd | DMK | 101,495 | 31.32% |
| 3 | M.Gajendran | ADMK | 69,763 | 21.53% |
| 4 | Amutha.N | NTK | 12,032 | 3.71% |
| 5 | Nota | NOTA | 1,395 | 0.43% |
| 6 | S.Selvam (A) Chella | Tamizhaga Vaazhvurimai Katchi | 381 | 0.12% |
| 7 | S. Saravanan | Bahujan Samaj Party | 374 | 0.12% |
| 8 | M.Anandan | IND | 299 | 0.09% |
| 9 | C.Vimalraj | IND | 290 | 0.09% |
| 10 | P.George Devadoss | IND | 184 | 0.06% |
| 11 | V. Ramakrishnan | IND | 166 | 0.05% |
| 12 | S.Delhi Babu | IND | 127 | 0.04% |
| 13 | A.Esakkiappan | IND | 122 | 0.04% |
| 14 | Karthick.A | IND | 107 | 0.03% |
| 15 | T. Prem Balaji | IND | 71 | 0.02% |
| 16 | G. Christopher | IND | 68 | 0.02% |
How Chengalpattu compares to 2021
| Year | Winning candidate | Party | Vote share |
|---|---|---|---|
| 2021 | VARALAKSHMI.M | DMK | 47.64% |
| 2026 | S. THIYAGARAJAN | TVK | 42.32% |
The seat changed hands, a swing of -5.32 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.