Dravida Munnetra Kazhagam MLA from Gudiyatham constituency in Vellore district S. Kathavarayan (58) died at a Chennai hospital on Friday.
The DMK legislator was admitted to the hospital a month ago and reportedly underwent heart surgery.
Kathavarayan was elected to the Tamil Nadu Assembly from Gudiyatham (Reserved) constituency in the by-election held in April last year.