2019 By-elections

Tamil Nadu

21 seats contested

By-elections held in Tamil Nadu during 2019 — 21 seats were contested, not the full assembly. Results are shown as a table: a map of a handful of seats would leave the rest of the state blank, which reads as "no result" rather than "not contested". Seat shares below are of the seats contested here, not of the assembly.

Seats won by party

ADMK1152.4%
DMK1047.6%

Also polled — no seats won

IND9.2%

NTK3.0%

MNM2.3%

INC1.5%

Vote share of the vote across the seats contested here. Parties below 1% are not shown.

#	Constituency	Winner	Party	Votes	Share	Margin	Turnout
5	Poonamallee	KRISHNASWAMY A	DMK	1,36,905	54.1%	60,096	—
12	Perambur	R.D.SHEKAR	DMK	1,06,394	57.1%	68,023	—
33	Thiruporur	IDHAYAVARMAN.L	DMK	1,03,248	48.0%	21,013	—
39	Sholinghur	G. SAMPATHU	ADMK	1,03,545	48.5%	16,056	—
46	Gudiyatham	Kathavarayan.S	DMK	1,06,137	52.8%	27,841	—
48	Ambur	A.C.VILWANATHAN	DMK	96,455	56.5%	37,767	—
55	Hosur	SATHYA .S.A	DMK	1,15,027	51.3%	23,213	—
60	Pappireddippatti	GOVINDASAMY. A.	ADMK	1,03,981	48.8%	18,493	—
61	Harur	SAMPATHKUMAR. V.	ADMK	88,632	45.6%	9,394	—
75	Vikravandi	Muthamilselvan R	ADMK	1,13,766	60.8%	44,924	—
116	Sulur	KANDHASAMY. P	ADMK	1,00,782	44.8%	10,113	—
130	Nilakottai	THENMOZHI, S.	ADMK	90,982	49.8%	20,675	—
168	Thiruvarur	Kalaivanan Poondi K.	DMK	1,17,616	57.4%	64,571	—
187	Manamadurai	Nagarajan S.	ADMK	85,228	43.7%	8,194	—
195	Thiruparankundram	SARAVANAN P	DMK	85,434	38.2%	2,396	—
198	Andipatti	MAHARAJAN.A	DMK	87,079	43.4%	12,323	—
204	Sattur	RAJAVARMAN M.S.R	ADMK	76,977	42.5%	456	—
209	Paramakudi	SATHAN PRABHAKAR.N	ADMK	82,438	46.9%	14,032	—
213	Vilathikulam	CHINNAPPAN.P	ADMK	70,139	44.3%	28,554	—
217	Ottapidaram	SHUNMUGAIAH, C.	DMK	73,241	43.4%	19,657	—
227	Nanguneri	NARAYANAN, V.	ADMK	95,377	56.3%	33,445	—

Election data: ECI