Seat data is not available for this selection.
| Sno. | Constituency | Type | State | Winning Candidate | Party | Electors | Votes | Turnout | Margin | Margin% | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 347-Chennai North | GEN | Tamil Nadu | Kuppusami. C | Dravida Munetra Kazhagam | 2000866 | 915786 | 45.80% | 253539 | 27.70% | 2004 |
| 2 | 348-Chennai South | GEN | Tamil Nadu | Baalu T. R. | Dravida Munetra Kazhagam | 1949904 | 934936 | 48.00% | 220740 | 23.60% | 2004 |
| 3 | 349-Chennai Central | GEN | Tamil Nadu | Dayanidhi Maran | Dravida Munetra Kazhagam | 1045260 | 512784 | 49.10% | 134178 | 26.20% | 2004 |
| 4 | 350-Sriperumbudur | SC | Tamil Nadu | Krishnaswamy. A | Dravida Munetra Kazhagam | 1423561 | 842045 | 59.20% | 235346 | 27.90% | 2004 |
| 5 | 352-Arakkonam | GEN | Tamil Nadu | Velu R. | Pattali Makkal Katchi | 1160259 | 773529 | 66.70% | 102196 | 13.20% | 2004 |
| 6 | 353-Vellore | GEN | Tamil Nadu | Kader Mohideen K. M | Dravida Munetra Kazhagam | 1220454 | 745806 | 61.10% | 178610 | 23.90% | 2004 |
| 7 | 354-Krishnagiri | GEN | Tamil Nadu | Sugavanam. E. G | Dravida Munetra Kazhagam | 1252580 | 737744 | 58.90% | 119222 | 16.20% | 2004 |
| 8 | 355-Dharmapuri | GEN | Tamil Nadu | Senthil Dr. R. | Pattali Makkal Katchi | 1295521 | 707804 | 54.60% | 216090 | 30.50% | 2004 |
| 9 | 360-Salem | GEN | Tamil Nadu | Thangkabalu K. V. | Indian National Congress | 1251141 | 740252 | 59.20% | 175627 | 23.70% | 2004 |
| 10 | 364-Nilgiris | GEN | Tamil Nadu | Prabhu R. | Indian National Congress | 1317502 | 778708 | 59.10% | 236502 | 30.40% | 2004 |
| 11 | 365-Coimbatore | GEN | Tamil Nadu | Subbarayan K. | Communist Party Of India | 1584223 | 877688 | 55.40% | 164505 | 18.70% | 2004 |
| 12 | 366-Pollachi | SC | Tamil Nadu | Krishnan Dr. C | Marumalarchi Dravida Munnetra Kazhagam | 1039279 | 641158 | 61.70% | 120921 | 18.90% | 2004 |
| 13 | 367-Dindigul | GEN | Tamil Nadu | Chitthan N. S. V. | Indian National Congress | 1137313 | 688646 | 60.60% | 155171 | 22.50% | 2004 |
| 14 | 368-Karur | GEN | Tamil Nadu | Palanisamy K. C. | Dravida Munetra Kazhagam | 1069359 | 742800 | 69.50% | 190876 | 25.70% | 2004 |
| 15 | 369-Tiruchirappalli | GEN | Tamil Nadu | Ganesan. L | Marumalarchi Dravida Munnetra Kazhagam | 1192254 | 707830 | 59.40% | 216725 | 30.60% | 2004 |
| 16 | 370-Perambalur | SC | Tamil Nadu | Raja A. | Dravida Munetra Kazhagam | 999508 | 705964 | 70.60% | 153333 | 21.70% | 2004 |
| 17 | 371-Cuddalore | GEN | Tamil Nadu | Venkatapathy. K | Dravida Munetra Kazhagam | 1206876 | 758178 | 62.80% | 131352 | 17.30% | 2004 |
| 18 | 372-Chidambaram | SC | Tamil Nadu | Ponnuswamy E. | Pattali Makkal Katchi | 1125487 | 741925 | 65.90% | 87651 | 11.80% | 2004 |
| 19 | 373-Mayiladuturai | GEN | Tamil Nadu | Mani Shankar Aiyar | Indian National Congress | 1022018 | 693551 | 67.90% | 195691 | 28.20% | 2004 |
| 20 | 374-Nagapattinam | SC | Tamil Nadu | Vijayan A. K. S. | Dravida Munetra Kazhagam | 1049004 | 749483 | 71.50% | 216223 | 28.80% | 2004 |
| 21 | 375-Thanjavur | GEN | Tamil Nadu | Palanimanickam. S. S. | Dravida Munetra Kazhagam | 1030779 | 706888 | 68.60% | 119148 | 16.90% | 2004 |
| 22 | 376-Sivaganga | GEN | Tamil Nadu | Chidambaram P. | Indian National Congress | 1083542 | 664594 | 61.30% | 162725 | 24.50% | 2004 |
| 23 | 377-Madurai | GEN | Tamil Nadu | Mohan P. | Communist Party Of India (MARXIST) | 1344023 | 738136 | 54.90% | 132840 | 18.00% | 2004 |
| 24 | 380-Ramanathapuram | GEN | Tamil Nadu | Bhavani Rajenthiran. M. S. K. | Dravida Munetra Kazhagam | 1147726 | 672447 | 58.60% | 109950 | 16.40% | 2004 |
| 25 | 382-Tenkasi | SC | Tamil Nadu | Appadurai M. | Communist Party Of India | 1084708 | 709688 | 65.40% | 122176 | 17.20% | 2004 |
| 26 | 383-Tirunelveli | GEN | Tamil Nadu | Dhanuskodi Athithan R. | Indian National Congress | 1086290 | 631284 | 58.10% | 167075 | 26.50% | 2004 |
| 27 | 613-Chengalpattu | GEN | Tamil Nadu | Moorthy A.K. | Pattali Makkal Katchi | 1167736 | 757406 | 64.90% | 148724 | 19.60% | 2004 |
| 28 | 614-Gobichettipalayam | GEN | Tamil Nadu | Elangovan E. V. K. S. | Indian National Congress | 1052350 | 677523 | 64.40% | 214477 | 31.70% | 2004 |
| 29 | 615-Nagercoil | GEN | Tamil Nadu | Bellarmin. A. V. | Communist Party Of India (MARXIST) | 1110014 | 670197 | 60.40% | 164294 | 24.50% | 2004 |
| 30 | 616-Rasipuram | SC | Tamil Nadu | Rani. K | Indian National Congress | 1132426 | 693014 | 61.20% | 134533 | 19.40% | 2004 |
| 31 | 617-Sivakasi | GEN | Tamil Nadu | Ravichandran A | Marumalarchi Dravida Munnetra Kazhagam | 1313594 | 828082 | 63.00% | 164517 | 19.90% | 2004 |
| 32 | 618-Tindivanam | GEN | Tamil Nadu | Dhanaraju. K | Pattali Makkal Katchi | 1158938 | 727774 | 62.80% | 91164 | 12.50% | 2004 |
| 33 | 619-Tiruchendur | GEN | Tamil Nadu | Radhika Selvi. V | Dravida Munetra Kazhagam | 1031560 | 628693 | 61.00% | 181681 | 28.90% | 2004 |
| 34 | 620-Tiruchengode | GEN | Tamil Nadu | Subbulakshmi Jagadeesan | Dravida Munetra Kazhagam | 1443197 | 862183 | 59.70% | 179397 | 20.80% | 2004 |
| 35 | 621-Tirupattur | GEN | Tamil Nadu | Venugopal D. | Dravida Munetra Kazhagam | 1213662 | 774387 | 63.80% | 180902 | 23.40% | 2004 |
| 36 | 622-Vandavasi | GEN | Tamil Nadu | Ramachandran Gingee N. | Marumalarchi Dravida Munnetra Kazhagam | 1128624 | 701659 | 62.20% | 151433 | 21.60% | 2004 |
| 37 | 643-Palani | GEN | Tamil Nadu | Kharventhan S. K. | Indian National Congress | 1088931 | 693929 | 63.70% | 231493 | 33.40% | 2004 |
| 38 | 644-Periyakulam | GEN | Tamil Nadu | Aaron Rashid J. M. | Indian National Congress | 1056853 | 697773 | 66.00% | 21155 | 3.00% | 2004 |
| 39 | 645-Pudukottai | GEN | Tamil Nadu | Regupathy S. | Dravida Munetra Kazhagam | 1234949 | 817046 | 66.20% | 156496 | 19.20% | 2004 |