Sitting and previous MLAs from Katpadi Assembly Constituency

Below is the list of winners and runners-up in the Katpadi assembly elections conducted so far.

Year	A C No.	Constituency Name	Category	Winner	Sex	Party	Votes	Runner Up	Gender	Party	Votes
2011	40	Katpadi	GEN	Duraimurugan	M	DMK	75064	Appu S.R.K.(A) Radhakrishnan.S.	M	AIADMK	72091
2006	36	Katpadi	GEN	Duraimurugan	M	DMK	86824	Narayanan.B	M	AIADMK	51677
2001	36	Katpadi	GEN	Duraimurugan	M	DMK	64187	Natarajan A.K.	M	PMK	56185
1996	36	Katpadi	GEN	Duraimurugan	M	DMK	75439	Pandurangan, K.	M	ADMK	34432
1991	36	Katpadi	GEN	K.M. Kalaiselvi	F	ADK	63005	Duraimurugan	M	DMK	36866
1989	36	Katpadi	GEN	Duraimurugan	M	DMK	43181	Margabandu, R.	M	ADK(JL)	23344
1984	36	Katpadi	GEN	G. Raghupathi	M	ADK	53077	Duraimurugan	M	DMK	36839
1980	36	Katpadi	GEN	Poongavanam, N. A	M	CPI	31918	Shanmugasundaram, A. K	M	INC(I)	26639
1977	36	Katpadi	GEN	M.A. Jayavelu	M	ADK	26873	Sambasivam	M	DMK	22183
1971	32	Katpadi	GEN	Durai Murugan	M	DMK	37487	Dhandayuthapani	M	NCO	20919
1967	32	Katpadi	GEN	G. Natarajan	M	DMK	32952	P. S. R. Naidu	M	INC	25032