# Chidambaram Lok Sabha constituency

Chidambaram is a Lok Sabha (Parliament of India) constituency in Tamil Nadu. Its Tamil Nadu Parliamentary Constituency number is 27 of 39. The seat is reserved for scheduled castes. It spread on district of Ariyalur and Cuddalore.

## Assembly segments
### After 2009

Chidambaram Lok Sabha constituency is composed of the following assembly segments:
| Constituency number | Name | Reserved for (SC/ST/None) | District | Party |
| 148 | Kunnam | None | Perambalur | DMK |
| 149 | Ariyalur | None | Ariyalur | DMK |
| 150 | Jayankondam | None | Ariyalur | DMK |
| 157 | Bhuvanagiri | None | Cuddalore | AIADMK |
| 158 | Chidambaram | None | Cuddalore | AIADMK |
| 159 | Kattumannarkoil | SC | Cuddalore | VCK |

### Before 2009

Chidambaram Lok Sabha constituency was composed of the following assembly segments:
* Kurinjipadi (moved to Cuddalore)
* Bhuvanagiri
* Kattumannarkoil (SC)
* Chidambaram
* Mangalore (SC) (defunct)
* Vridhachalam (moved to Cuddalore)

## Members of Parliament

| Year | Winning Candidate | Party |
| 1957 | R. Kangasabai Pillai | Indian National Congress |
| 1957 | Elayaperumal | Indian National Congress |
| 1962 | R. Kanagasabai Pillai | Indian National Congress |
| 1967 | V. Mayavan | Dravida Munnetra Kazhagam |
| 1971 | V. Mayavan | Dravida Munnetra Kazhagam |
| 1977 | A. Murugesan | All India Anna Dravida Munnetra Kazhagam |
| 1980 | P. Kulandaivelu | Dravida Munnetra Kazhagam |
| 1984 | P. Vallalperuman | Indian National Congress |
| 1989 | P. Vallalperuman | Indian National Congress |
| 1991 | P. Vallalperuman | Indian National Congress |
| 1996 | V. Ganesan | Dravida Munnetra Kazhagam |
| 1998 | Dalit Ezhilmalai | Pattali Makkal Katchi |
| 1999 | E. Ponnuswamy | Pattali Makkal Katchi |
| 2004 | E. Ponnuswamy | Pattali Makkal Katchi |
| 2009 | Thol. Thirumavalavan | Viduthalai Chiruthaigal Katchi |
| 2014 | M. Chandrakasi | All India Anna Dravida Munnetra Kazhagam |
| 2019 | Thol. Thirumavalavan | Viduthalai Chiruthaigal Katchi |
| 2024 | Thol. Thirumavalavan | Viduthalai Chiruthaigal Katchi |

## Election results

Vote share of Winning candidates :
| 2024 | 2024 | 43.28% | 43.28% |
| 2019 | 2019 | 43.52% | 43.52% |
| 2014 | 2014 | 39.91% | 39.91% |
| 2009 | 2009 | 49.37% | 49.37% |
| 2004 | 2004 | 46.20% | 46.20% |
| 1999 | 1999 | 47.68% | 47.68% |
| 1998 | 1998 | 45.81% | 45.81% |
| 1996 | 1996 | 48.69% | 48.69% |
| 1991 | 1991 | 48.77% | 48.77% |
| 1989 | 1989 | 30.98% | 30.98% |
| 1984 | 1984 | 61.22% | 61.22% |
| 1980 | 1980 | 63.59% | 63.59% |
| 1977 | 1977 | 62.20% | 62.20% |
| 1971 | 1971 | 51.09% | 51.09% |
| 1967 | 1967 | 52.22% | 52.22% |
| 1962 | 1962 | 44.63% | 44.63% |
| 1957 | 1957 | 23.21% | 23.21% |

### General Elections 2024

2024 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | VCK | Thol. Thirumavalavan | 505,084 | 43.28 | |
| | AIADMK | M. Chandrahasan | 4,01,530 | 34.40 | |
| | BJP | P. Karthiyayini | 1,68,493 | 14.44 | |
| | NTK | R. Jansi Rani | 65,589 | 5.62 | |
| | NOTA | None of the above | 8761 | 0.75 | |
| Margin of victory | Margin of victory | Margin of victory | 1,03,554 | 8.68 | − |
| Turnout | Turnout | Turnout | 11,67,071 | 77.00 | |
| Registered electors | Registered electors | Registered electors | 15,10,915 | | |
| | VCK hold | VCK hold | Swing | | |

### General Elections 2019

2019 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | VCK | Thol. Thirumavalavan | 500,229 | 43.52 | +15.55 |
| | AIADMK | P. Chandrasekar | 4,97,010 | 43.24 | +3.33 |
| | Independent | A. Elavarasan | 62,308 | 5.42 | |
| | NTK | M. Sivajothi | 37,471 | 3.26 | |
| | NOTA | None of the above | 15,535 | 1.35 | 0.22 |
| | MNM | T. Ravi | 15,334 | 1.33 | |
| | Independent | P. Gurusamy | 7,012 | 0.61 | |
| Margin of victory | Margin of victory | Margin of victory | 3,219 | 0.28 | −11.66 |
| Turnout | Turnout | Turnout | 11,49,385 | 77.98 | −1.13 |
| Registered electors | Registered electors | Registered electors | 14,80,222 | | 8.35 |
| | VCK gain from AIADMK | VCK gain from AIADMK | Swing | +3.61 | |

### General Elections 2014

2014 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | AIADMK | M. Chandrakasi | 429,536 | 39.91 | |
| | VCK | Thol. Thirumavalavan | 3,01,041 | 27.97 | −21.40 |
| | PMK | Sudha Manirathinem | 2,79,016 | 25.92 | −12.04 |
| | INC | P. Vallalperuman | 28,988 | 2.69 | |
| | NOTA | None of the above | 12,138 | 1.13 | |
| Margin of victory | Margin of victory | Margin of victory | 1,28,495 | 11.94 | +0.53 |
| Turnout | Turnout | Turnout | 10,76,285 | 79.70 | +1.70 |
| Registered electors | Registered electors | Registered electors | 13,66,190 | | +21.24 |
| | AIADMK gain from VCK | AIADMK gain from VCK | Swing | -9.46 | |

### General Elections 2009

2009 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | VCK | Thol. Thirumavalavan | 428,804 | 49.37% | |
| | PMK | E. Ponnuswamy | 3,29,721 | 37.96% | −8.24% |
| | DMDK | S. Sasikumar | 66,283 | 7.63% | |
| | Independent | V. Manikandan | 9,799 | 1.13% | |
| | Independent | R. P. Marutharajaa | 8,367 | 0.96% | |
| | Independent | N. Kaviyarasan | 6,173 | 0.71% | |
| | BSP | N. R. Rajendiran | 5,718 | 0.66% | −0.03% |
| Margin of victory | Margin of victory | Margin of victory | 99,083 | 11.41% | −0.38% |
| Turnout | Turnout | Turnout | 8,68,614 | 77.18% | 11.03% |
| Registered electors | Registered electors | Registered electors | 11,26,828 | | 0.12% |
| | VCK gain from PMK | VCK gain from PMK | Swing | 3.17% | |

### General Elections 2004

2004 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | PMK | E. Ponnuswamy | 343,424 | 46.20% | −1.48% |
| | JD(U) | Thol. Thirumavalavan | 2,55,773 | 34.41% | |
| | BJP | D. Periasamy | 1,13,974 | 15.33% | |
| | Independent | D. Ramalingam | 6,051 | 0.81% | |
| | JP | P. Jawaharlal Nehru | 5,526 | 0.74% | |
| | BSP | K. Kumar | 5,092 | 0.68% | |
| Margin of victory | Margin of victory | Margin of victory | 87,651 | 11.79% | −4.72% |
| Turnout | Turnout | Turnout | 7,43,410 | 66.09% | 0.03% |
| Registered electors | Registered electors | Registered electors | 11,25,487 | | 1.37% |
| | PMK hold | PMK hold | Swing | -1.48% | |

### General Elections 1999

1999 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | PMK | E. Ponnuswamy | 345,331 | 47.68% | 1.87% |
| | TMC(M) | Thol. Thirumavalavan | 2,25,768 | 31.17% | |
| | INC | T. Sumathi Udayakumar | 1,50,794 | 20.82% | 14.34% |
| Margin of victory | Margin of victory | Margin of victory | 1,19,563 | 16.51% | 15.31% |
| Turnout | Turnout | Turnout | 7,24,305 | 66.02% | −4.67% |
| Registered electors | Registered electors | Registered electors | 11,10,229 | | 5.27% |
| | PMK hold | PMK hold | Swing | -1.01% | |

### General Elections 1998

1998 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | PMK | R. Ezhilmalai | 305,372 | 45.81% | 22.65% |
| | DMK | V. Ganesan | 2,97,417 | 44.62% | −4.07% |
| | INC | Dr. P. Vallalperuman | 43,214 | 6.48% | −14.44% |
| | BSP | P. Nagappan | 19,922 | 2.99% | |
| Margin of victory | Margin of victory | Margin of victory | 7,955 | 1.19% | −24.34% |
| Turnout | Turnout | Turnout | 6,66,594 | 64.87% | −5.82% |
| Registered electors | Registered electors | Registered electors | 10,54,642 | | 2.73% |
| | PMK gain from DMK | PMK gain from DMK | Swing | -2.88% | |

### General Elections 1996

1996 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | DMK | V. Ganesan | 336,164 | 48.69% | 21.73% |
| | PMK | R. Elumalai | 1,59,898 | 23.16% | 0.07% |
| | INC | P. Vallalperuman | 1,44,478 | 20.93% | −27.85% |
| | CPI(M) | P. S. Mahalingam | 28,646 | 4.15% | |
| | BJP | S. P. Kirubanidhi | 7,954 | 1.15% | |
| | Independent | K. Selvamani | 5,795 | 0.84% | |
| Margin of victory | Margin of victory | Margin of victory | 1,76,266 | 25.53% | 3.72% |
| Turnout | Turnout | Turnout | 6,90,447 | 70.69% | 1.23% |
| Registered electors | Registered electors | Registered electors | 10,26,604 | | 9.97% |
| | DMK gain from INC | DMK gain from INC | Swing | -0.08% | |

### General Elections 1991

1991 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | INC | P. Vallalperuman | 306,121 | 48.77% | 17.80% |
| | DMK | Sulochana Ayyasamy | 1,69,231 | 26.96% | 0.25% |
| | PMK | R. Elumalai | 1,44,946 | 23.09% | −0.78% |
| Margin of victory | Margin of victory | Margin of victory | 1,36,890 | 21.81% | 17.54% |
| Turnout | Turnout | Turnout | 6,27,676 | 69.46% | −2.02% |
| Registered electors | Registered electors | Registered electors | 9,33,507 | | −0.53% |
| | INC hold | INC hold | Swing | 17.80% | |

### General Elections 1989

1989 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | INC | P. Vallalperuman | 205,229 | 30.98% | −30.24% |
| | DMK | A. Ayyasamy | 1,76,946 | 26.71% | −12.08% |
| | PMK | R. Elumalai | 1,58,155 | 23.87% | |
| | Humanist Party of India | C. A. Balakrishnan | 1,20,197 | 18.14% | |
| Margin of victory | Margin of victory | Margin of victory | 28,283 | 4.27% | −18.16% |
| Turnout | Turnout | Turnout | 6,62,552 | 71.48% | −5.62% |
| Registered electors | Registered electors | Registered electors | 9,38,462 | | 27.85% |
| | INC hold | INC hold | Swing | -30.24% | |

### General Elections 1984

1984 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | INC | P. Vallalperuman | 329,892 | 61.22% | |
| | DMK | S. Kannapiran | 2,09,001 | 38.78% | −24.81% |
| Margin of victory | Margin of victory | Margin of victory | 1,20,891 | 22.43% | −6.73% |
| Turnout | Turnout | Turnout | 5,38,893 | 77.10% | 6.95% |
| Registered electors | Registered electors | Registered electors | 7,34,012 | | 5.71% |
| | INC gain from DMK | INC gain from DMK | Swing | -2.37% | |

### General Elections 1980

1980 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | DMK | V. Kulandaivelu | 302,523 | 63.59% | 25.79% |
| | CPI(M) | S. Mahalingam | 1,63,798 | 34.43% | |
| | Independent | R. N. Duraiswamy | 5,984 | 1.26% | |
| | Independent | D. Duraivelavan | 3,430 | 0.72% | |
| Margin of victory | Margin of victory | Margin of victory | 1,38,725 | 29.16% | 4.75% |
| Turnout | Turnout | Turnout | 4,75,735 | 70.14% | 0.86% |
| Registered electors | Registered electors | Registered electors | 6,94,357 | | 4.63% |
| | DMK gain from AIADMK | DMK gain from AIADMK | Swing | 1.39% | |

### General Elections 1977

1977 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | AIADMK | A. Murugesan | 278,406 | 62.20% | |
| | DMK | N. Rajangam | 1,69,172 | 37.80% | −13.30% |
| Margin of victory | Margin of victory | Margin of victory | 1,09,234 | 24.41% | 18.77% |
| Turnout | Turnout | Turnout | 4,47,578 | 69.29% | −4.72% |
| Registered electors | Registered electors | Registered electors | 6,63,634 | | 19.69% |
| | AIADMK gain from DMK | AIADMK gain from DMK | Swing | 11.11% | |

### General Elections 1971

1971 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | DMK | V. Mayavan | 203,059 | 51.09% | −1.12% |
| | INC(O) | L. Elayaperumal | 1,80,661 | 45.46% | |
| | Independent | A. Gavarnar | 13,698 | 3.45% | |
| Margin of victory | Margin of victory | Margin of victory | 22,398 | 5.64% | 1.20% |
| Turnout | Turnout | Turnout | 3,97,418 | 74.00% | −2.88% |
| Registered electors | Registered electors | Registered electors | 5,54,449 | | 5.69% |
| | DMK hold | DMK hold | Swing | -1.12% | |

### General Elections 1967

1967 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | DMK | V. Mayavan | 205,193 | 52.22% | 8.88% |
| | INC | L. Elayaperumal | 1,87,764 | 47.78% | 3.15% |
| Margin of victory | Margin of victory | Margin of victory | 17,429 | 4.44% | 3.15% |
| Turnout | Turnout | Turnout | 3,92,957 | 76.88% | 5.36% |
| Registered electors | Registered electors | Registered electors | 5,24,610 | | 14.73% |
| | DMK gain from INC | DMK gain from INC | Swing | 7.59% | |

### General Elections 1962

1962 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | INC | R. Kanagasabai Pillai | 140,731 | 44.63% | 21.42% |
| | DMK | R. Thillaivaillalan | 1,36,671 | 43.34% | |
| | SWA | D. Govindasami Kachirayar | 18,021 | 5.71% | |
| | Independent | A. Subramaniam | 10,249 | 3.25% | |
| | Independent | A. Rathinam | 9,666 | 3.07% | |
| Margin of victory | Margin of victory | Margin of victory | 4,060 | 1.29% | 1.17% |
| Turnout | Turnout | Turnout | 3,15,338 | 71.53% | −19.01% |
| Registered electors | Registered electors | Registered electors | 4,57,267 | | −45.56% |
| | INC hold | INC hold | Swing | 21.42% | |

### General Elections 1957

1957 Indian general election: Chidambaram :
| Party | Party | Candidate | Votes | % | ±% |
| | INC | R. Kanagasabai Pillai | 176,501 | 23.21% | |
| | INC | Elayaperumal | 1,75,589 | 23.09% | |
| | Independent | Arumugham | 1,18,491 | 15.58% | |
| | Independent | Dandapani Padyachai | 1,09,521 | 14.40% | |
| | Independent | Kulandai Moopan | 85,943 | 11.30% | |
| | Independent | Kattimuthu | 62,114 | 8.17% | |
| | Independent | Kaliamurthi | 32,381 | 4.26% | |
| | Independent | Siva Subrananian | 0 | 0.00% | |
| Margin of victory | Margin of victory | Margin of victory | 912 | 0.12% | |
| Turnout | Turnout | Turnout | 7,60,540 | 90.54% | |
| Registered electors | Registered electors | Registered electors | 8,40,006 | | |
| | INC win (new seat) | INC win (new seat) | INC win (new seat) | INC win (new seat) | INC win (new seat) |