2016SAMY.K.P.PDMKDemocratic Progressive Alliance (DPA, TN) (UPA)Margin4,8632.6%Winner votes82,20543.3%ReservationGEN#CandidateVotesShareTurnout66.9%Votes cast1,90,061Electors2,84,010
2021K.P.SHANKARDMKSecular Progressive Alliance (SPA) (INDIA)Margin37,66118.8%Winner votes88,18544.1%ReservationGEN#CandidateVotesShareTurnout65.2%Votes cast1,99,996Electors3,06,977