Chennai South Lok Sabha constituency

The Lok Sabha constituency Chennai South is one of three constituencies in Chennai, Tamil Nadu. Its Tamil Nadu Parliamentary Constituency number is 3 of 39. It was formerly known as Madras South. It was created in 1957 through bifurcation of Madras Lok Sabha constituency. It is one of the most populous parliamentary constituencies in South India.

Chennai South
Lok Sabha constituency
Chennai South constituency, post-2008 delimitation
Constituency details
Country	India
Region	South India
State	Tamil Nadu
Assembly constituencies	Virugampakkam Saidapet Thiyagarayanagar Mylapore Velachery Shozhinganallur
Established	1957–present
Total electors	21,83,315[1]
Reservation	None
Member of Parliament
18th Lok Sabha
Incumbent Thamizhachi Thangapandian
Party	DMK
Elected year	2024 Lok Sabha election

Assembly segments

After 2009

After delimitation, Chennai South consists of following constituencies

#	Name	District	Member	Party
22	Virugampakkam	Chennai	A. M. V. Prabhakara Raja		DMK
23	Saidapet		Ma. Subramanian		DMK
24	Thiyagarayanagar		J. Karunanithi		DMK
25	Mylapore		Dha. Velu		DMK
26	Velachery		J. M. H. Aassan Maulaana		INC
27	Shozhinganallur		S. Aravind Ramesh		DMK

Chennai North constituency as laid out by 1971 Delimitation. The boundaries for this constituency lasted until 2004 election, which was then replaced by 2008 Delimitation.

Before 2009

Chennai South Lok Sabha constituency is composed of the following assembly segments:^[2]

1. Triplicane (defunct)
2. Mylapore
3. Saidapet
4. Alandur (moved to Sriperumpudhur)
5. Tambaram (moved to Sriperumpudhur)
7. Thiyagarayanagar

Members of the Parliament

Year	Winner	Party
1952	T. T. Krishnamachari		Indian National Congress
1957
1962	Nanjil K. Manoharan		Dravida Munnetra Kazhagam
1967	C. N. Annadurai
1967^	Murasoli Maran
1971	Murasoli Maran
1977	R. Venkataraman		Indian National Congress
1980			Indian National Congress
1984	Vyjayanthimala		Indian National Congress
1989
1991	R. Sridharan		All India Anna Dravida Munnetra Kazhagam
1996	T. R. Baalu		Dravida Munnetra Kazhagam
1998
1999
2004
2009	C. Rajendran		All India Anna Dravida Munnetra Kazhagam
2014	J. Jayavardhan
2019	Thamizhachi Thangapandian[3][4]		Dravida Munnetra Kazhagam
2024

Election results

Vote share of Winning candidates
2024			47.09%
2019			50.28%
2014			41.34%
2009			42.38%
2004			60.41%
1999			60.03%
1998			48.17%
1996			61.97%
1991			56.66%
1989			53.91%
1984			51.92%
1980			60.34%
1977			50.79%
1971			52.09%
By-Election 1967			%
1967			59.38%
1962			44.73%
1957			45.93%
1951			40.66%

General Elections 2024

2024 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	DMK	Thamizhachi Thangapandian	516,628	47.00	3.28
	BJP	Tamilisai Soundararajan	290,683	26.44	New
	AIADMK	J. Jayavardhan	172,491	15.69	11.25
	NTK	S. Tamilselvi	83,972	7.64	3.17
	NOTA	None of the above	15,653	1.42	0.08
Margin of victory			225,945	20.55	2.19
Turnout			1,100,005	54.36	2.46
	DMK hold		Swing

General Elections 2019

2019 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	DMK	Thamizhachi Thangapandian	564,872	50.28	+21.84
	AIADMK	Dr. J. Jayavardhan	3,02,649	26.94	−14.40
	MNM	R. Rangarajan	1,35,465	12.06
	NTK	A. J. Sherine	50,222	4.47
	Independent	Dr. E. Subaya (A) Esakki Subaya	29,522	2.63
	NOTA	None Of The Above	16,891	1.50	−0.42
Margin of victory			2,62,223	23.34	+10.44
Turnout			11,23,410	56.92	−1.61
Registered electors			19,73,533		9.90
	DMK gain from AIADMK		Swing	8.94

General Elections 2014

2014 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	AIADMK	Dr. J. Jayavardhan	434,540	41.34	−1.04
	DMK	T. K. S. Elangovan	2,98,965	28.44	−9.42
	BJP	La. Ganesan	2,58,262	24.57	18.67
	INC	S. V. Ramani	24,276	2.31
	NOTA	None Of The Above	20,229	1.92
	AAP	V. S. Chandirakumar	17,208	1.64
Margin of victory			1,35,575	12.90	8.37
Turnout			10,51,180	58.54	−4.12
Registered electors			17,95,776		54.53
	AIADMK hold		Swing	-1.04

General Elections 2009

2009 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	AIADMK	C. Rajendran	308,567	42.38	5.59
	DMK	R. S. Bharathy	2,75,632	37.86	−22.56
	DMDK	V. Gopinath	67,291	9.24
	BJP	La. Ganesan	42,925	5.90
	Independent	E. Sarath Babu	15,885	2.18
Margin of victory			32,935	4.52	−19.10
Turnout			11,62,062	62.66	14.73
Rejected ballots			16	0.00
Registered electors			7,28,092		−40.40
	AIADMK gain from DMK		Swing	-18.03

General Elections 2004

2004 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	DMK	T. R. Baalu	564,578	60.41	0.38
	AIADMK	Bader Sayeed	3,43,838	36.79
Margin of victory			2,20,740	23.62	−2.03
Turnout			9,34,548	47.93	2.77
Rejected ballots			29	0.00
Registered electors			19,49,904		−5.99
	DMK hold		Swing	0.38

General Elections 1999

1999 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	DMK	T. R. Baalu	562,221	60.03	−1.93
	INC	V. Dhandayuthapani	3,22,037	34.39
	TMC(M)	Muktha V. Srinivasan	38,700	4.13
	Independent	M. Raja	4,309	0.46
Margin of victory			2,40,184	25.65	−13.37
Turnout			9,36,522	45.15	−11.13
Registered electors			20,74,130		7.09
	DMK hold		Swing	-1.93

General Elections 1998

1998 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	DMK	T. R. Baalu	432,913	48.17
	BJP	Jana Krishnamurthi	4,12,899	45.94
	INC	M. P. Subramanyam	44,549	4.96
Margin of victory			20,014	2.23	−36.79
Turnout			8,98,798	47.35	−8.94
Registered electors			19,36,771		23.14
	DMK hold		Swing	-13.80

General Elections 1996

1996 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	DMK	T. R. Baalu	538,697	61.97	27.31
	AIADMK	H. Ganesham	1,99,516	22.95	−33.71
	Independent	Asha Menon @ Revathi	42,906	4.94
	BJP	V. Maitreyan	34,356	3.95	−0.04
	MDMK	R. Senguttuvan	29,838	3.43
	PMK	K. V. Sivaraman	13,540	1.56
Margin of victory			3,39,181	39.02	17.01
Turnout			8,69,334	56.28	3.10
Registered electors			15,72,764		11.50
	DMK gain from AIADMK		Swing	5.30

General Elections 1991

1991 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	AIADMK	R. Sridharan	418,493	56.66
	DMK	T. R. Baalu	2,55,965	34.66	−4.04
	BJP	R. S. Narayanaswami	29,480	3.99
	PMK	K. V. Sivaraman	19,840	2.69
	JP	H. V. Hande	7,662	1.04
Margin of victory			1,62,528	22.01	6.79
Turnout			7,38,558	53.19	−6.53
Registered electors			14,10,540		0.91
	AIADMK gain from INC		Swing	2.75

General Elections 1989

1989 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	INC	Vyjayanthimala	445,864	53.91	1.99
	DMK	Aladi Aruna	3,20,020	38.70
	Independent	Ayilam Panchapakesa Venkateswaran	24,967	3.02
	PMK	V. Sivaraman Alias Saidai K. V. Siva	22,234	2.69
Margin of victory			1,25,844	15.22	7.80
Turnout			8,27,014	59.72	−6.12
Registered electors			13,97,773		37.20
	INC hold		Swing	1.99

General Elections 1984

1984 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	INC	Vyjayanthimala	336,353	51.92
	JP	Era Sezhiyan	2,88,336	44.51
	Independent	V. Kulothungacholan	3,173	0.49
	Independent	M. Madhavan	2,999	0.46
	Independent	Era Kulasekaran	2,908	0.45
Margin of victory			48,017	7.41	−14.67
Turnout			6,47,851	65.84	−2.25
Registered electors			10,18,795		25.49
	INC gain from INC(I)		Swing	-8.42

General Elections 1980

1980 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	INC(I)	Ramaswamy Venkataraman	328,836	60.34
	AIADMK	E. V. K. Sulochana Sampath	2,08,474	38.25
Margin of victory			1,20,362	22.09	18.96
Turnout			5,44,980	68.09	9.37
Registered electors			8,11,849		−0.86
	INC(I) gain from INC		Swing	9.55

General Elections 1977

1977 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	INC	Ramaswamy Venkataraman	241,033	50.79
	DMK	Murasoli Maran	2,26,204	47.66	−4.42
	Independent	S. Srinivasan	2,676	0.56
Margin of victory			14,829	3.12	−1.05
Turnout			4,74,577	58.72	−8.60
Registered electors			8,18,878		10.41
	INC gain from DMK		Swing	-1.30

General Elections 1971

1971 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	DMK	Murasoli Maran	253,626	52.09	−7.30
	SWA	Nara Simhan	2,33,285	47.91
Margin of victory			20,341	4.18	−15.44
Turnout			4,86,911	67.32	−6.29
Registered electors			7,41,660		28.98
	DMK hold		Swing	-7.30

General Elections 1967

1967 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	DMK	C. N. Annadurai	248,099	59.38	14.65
	INC	K. Gurumurti	1,66,121	39.76	13.33
	ABJS	R. M. A. Chettiar	2,601	0.62
Margin of victory			81,978	19.62	1.32
Turnout			4,17,783	73.60	2.00
Registered electors			5,75,015		18.14
	DMK hold		Swing	14.65

General Elections 1962

1962 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	DMK	Nanjil K. Manoharan	151,917	44.73
	INC	C. R. Ramaswamy	89,771	26.43	−19.50
	TNP	E. V. K. Sampath	63,768	18.78
	Independent	M. Ganapathy	34,169	10.06
Margin of victory			62,146	18.30	12.59
Turnout			3,39,625	71.61	34.07
Registered electors			4,86,728		3.12
	DMK gain from INC		Swing	-1.20

General Elections 1957

1957 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	INC	T. T. Krishnamachari	81,390	45.93	5.28
	Independent	P. Balasubramania Mudaliar	71,284	40.23
	Independent	H. D. Rajah	24,516	13.84
Margin of victory			10,106	5.70	−2.58
Turnout			1,77,190	37.54	−15.36
Registered electors			4,72,017		27.81
	INC hold		Swing	5.28

General Elections 1951

1951–52 Indian general election: Chennai South

Party		Candidate	Votes	%	±%
	INC	T. T. Krishnamachari	79,431	40.66	40.66
	Justice Party	Dr. Balasubramanyam	63,254	32.38
	SP	Srinivasa Ramanujan	16,835	8.62
	Independent	Krishna Pillai	10,555	5.40
	All India Republican Party	Ramanathan	9,535	4.88
	KMPP	Achar	7,252	3.71
	Independent	Ramanathan Chettiar	5,953	3.05
	HM	Srinivasa Iyer	2,555	1.31
Margin of victory			16,177	8.28
Turnout			1,95,370	52.90
Registered electors			3,69,299		0.00
	INC win (new seat)