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.
C. N. Annadurai, the first non-Congress chief minister of Tamil Nadu resigned his seat in 1967 after he was nominated for chief ministership. It was later contested and won by Murasoli Maran.
Assembly segments
After 2009
After delimitation, Chennai South consists of following constituencies
Constituency number |
Name |
Reserved for (SC/ST/None) |
District |
Party |
22. |
Virugampakkam |
None |
Chennai |
DMK |
23. |
Saidapet |
None |
Chennai |
DMK |
24. |
Thiyagarayanagar |
None |
Chennai |
DMK |
25. |
Mylapore |
None |
Chennai |
DMK |
26. |
Velachery |
None |
Chennai |
INC |
27. |
Shozhinganallur |
None |
Chennai |
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:
- Triplicane
- Mylapore
- Saidapet
- Alandur
- Tambaram
- Theagaraya Nagar
Members of the Parliament
1957 |
T. T. Krishnamachari |
INC |
P. Balasubramania Mudaliar |
IND |
1962 |
Nanjil K. Manoharan |
DMK |
C. R. Ramaswamy |
INC |
1967 |
C. N. Annadurai |
DMK |
K. Gurumurti |
INC |
1967 (by-election) |
Murasoli Maran |
DMK |
C. R. Ramaswamy |
INC |
1971 |
Murasoli Maran |
DMK |
Narasimhan |
SWA |
1977 |
Ramaswamy Venkataraman |
INC |
Murasoli Maran |
DMK |
1980 |
Ramaswamy Venkataraman |
INC (I) |
E. V. K. Sulochana Sampath |
AIADMK |
1984 |
Vyjayanthimala Bali |
INC |
Era. Sezhiyan |
JNP |
1989 |
Vyjayanthimala Bali |
INC |
Aladi Aruna |
DMK |
1991 |
R. Sridharan |
AIADMK |
T. R. Baalu |
DMK |
1996 |
T. R. Baalu |
DMK |
H. Ganesham |
AIADMK |
1998 |
T. R. Baalu |
DMK |
Jana Krishnamurthy |
BJP |
1999 |
T. R. Baalu |
DMK |
V. Dhandayuthapani |
INC |
2004 |
T. R. Baalu |
DMK |
Bader Sayeed |
AIADMK |
2009 |
C. Rajendran |
AIADMK |
R. S. Bharathy |
DMK |
2014 |
J. Jayavardhan |
AIADMK |
T. K. S. Elangovan |
DMK |
2019 |
Thamizhachi Thangapandian |
DMK |
J. Jayavardhan |
AIADMK |
Election results
General Election 2019
General Election 2014
General Election 2009
General Election 2004
General Election 1999