| Radhakrishnan Nagar | |
|---|---|
| Constituency No. 11 for theTamil Nadu Legislative Assembly | |
| Constituency details | |
| Country | India |
| Region | South India |
| State | Tamil Nadu |
| District | Chennai |
| Lok Sabha constituency | Chennai North |
| Established | 1977 |
| Total electors | 262,980[1] |
| Member of Legislative Assembly | |
| 16th Tamil Nadu Legislative Assembly | |
| Incumbent | |
| Party | DMK |
| Elected year | 2021 |
Radhakrishnan Nagar (Dr. Radhakrishnan Nagar) or R. K. Nagar, is alegislative assembly constituency in theIndian state ofTamil Nadu. Its State Assembly Constituency number is 11. It is part ofChennai North Lok Sabha constituency. It is one of the 234 State Legislative Assembly Constituencies in Tamil Nadu, in India.
^by-election
| 2021 | 51.67% | |||
| 2017 by-election | 50.32% | |||
| 2016 | 55.87% | |||
| 2015 by-election | 88.43% | |||
| 2011 | 59.04% | |||
| 2006 | 50.36% | |||
| 2001 | 58.43% | |||
| 1996 | 62.12% | |||
| 1991 | 60.30% | |||
| 1989 | 45.31% | |||
| 1984 | 50.71% | |||
| 1980 | 48.62% | |||
| 1977 | 35.57% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| SPA | |||||
| AIADMK+ | |||||
| NTK | |||||
| TVK | New | ||||
| NOTA | NOTA | ||||
| Margin of victory | |||||
| Turnout | |||||
| Rejected ballots | |||||
| Registered electors | |||||
| gain from | Swing | ||||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| DMK | J. John Ebenezer | 95,763 | 51.2 | +37.26 | |
| AIADMK | R. S. Raajesh | 53,284 | 28.49 | +1.18 | |
| NTK | K. Gowrishankar | 20,437 | 10.93 | +8.78 | |
| MNM | Fazil. A | 11,198 | 5.99 | +5.99 | |
| AMMK | Dr. P. Kalidas | 1,852 | 0.99 | −49.33 | |
| Margin of victory | 42,479 | 22.92% | 0.20% | ||
| Turnout | 185,323 | 70.47% | 2.11% | ||
| Rejected ballots | 291 | 0.16% | |||
| Registered electors | 262,980 | ||||
| DMKgain fromAMMK | Swing | -4.19% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Independent | T. T. V. Dhinakaran | 89,013 | 50.32 | N/A | |
| AIADMK | E. Madhusudhnan | 48,306 | 27.31 | −28.56 | |
| DMK | N. Marudhu Ganesh | 24,651 | 13.94 | −19.2 | |
| NTK | Kalaikottuthayam | 3,802 | 2.15 | N/A | |
| None of the Above | NOTA | 2,373 | 1.34 | −0.31 | |
| Margin of victory | 40,707 | 23.01 | +0.28 | ||
| Turnout | 1,76,890 | 77.68 | +9.32 | ||
| Independentgain fromAIADMK | Swing | ||||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| AIADMK | J. Jayalalithaa | 97,218 | 55.87 | −32.56 | |
| DMK | Shimla Muthuchozhan | 57,673 | 33.14 | +33.14 | |
| VCK | V. Vasanthi Devi | 4,195 | 2.41 | +2.41 | |
| PMK | F. Agnes | 3,011 | 1.73 | +1.73 | |
| BJP | M. N. Raja | 2,928 | 1.68 | +1.68 | |
| NOTA | None of the Above | 2,873 | 1.65 | +0.35 | |
| Margin of victory | 39,545 | 22.73 | −60.36 | ||
| Turnout | 1,74,015 | 68.36 | −6.22 | ||
| AIADMKhold | Swing | -32.57 | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| AIADMK | J. Jayalalithaa | 1,60,432 | 88.43 | +29.41 | |
| CPI | C. Mahendran | 9,710 | 5.35 | +5.35 | |
| Independent | K. R. Ramaswamy | 4,590 | 2.53 | +2.53 | |
| PPI(S) | R. Rajamohan Abraham | 746 | 0.41 | +0.41 | |
| Independent | P. Ponraj | 537 | 0.29 | +0.29 | |
| NOTA | None of the Above | 2,376 | 1.30 | +1.30 | |
| Margin of victory | 1,50,722 | 83.08 | +61.06 | ||
| Turnout | 1,81,420 | 74.58 | −2.10 | ||
| AIADMKhold | Swing | +29.41 | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| AIADMK | P. Vetrivel | 83,777 | 59.04% | +8.68 | |
| DMK | P. K. Sekar Babu | 52,522 | 37.01% | New | |
| BJP | K. R. Vinayagam | 1,300 | 0.92% | −0.19 | |
| Margin of victory | 31,255 | 22.03% | 11.26% | ||
| Turnout | 141,904 | 72.70% | 2.62% | ||
| Registered electors | 195,179 | ||||
| AIADMKhold | Swing | 8.68% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| AIADMK | P. K. Sekar Babu | 84,462 | 50.36% | −8.07 | |
| INC | R. Manohar | 66,399 | 39.59% | New | |
| DMDK | P. Mohamed Jan | 11,716 | 6.99% | New | |
| BJP | K. P. Prem Ananth | 1,858 | 1.11% | New | |
| Independent | K. Rajendran | 1,030 | 0.61% | New | |
| Margin of victory | 18,063 | 10.77% | −10.55% | ||
| Turnout | 167,730 | 70.08% | 23.08% | ||
| Registered electors | 239,326 | ||||
| AIADMKhold | Swing | -8.07% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| AIADMK | P. K. Sekar Babu | 74,888 | 58.43% | +31.93 | |
| DMK | S. P. Sarguna Pandian | 47,556 | 37.10% | −25.02 | |
| MDMK | N. Manogaran | 3,621 | 2.83% | −5.27 | |
| Independent | K. Manikandan | 669 | 0.52% | New | |
| Margin of victory | 27,332 | 21.32% | −14.30% | ||
| Turnout | 128,175 | 47.01% | −9.44% | ||
| Registered electors | 272,666 | ||||
| AIADMKgain fromDMK | Swing | -3.70% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| DMK | S. P. Sarguna Pandian | 75,125 | 62.12% | New | |
| AIADMK | R. M. D. Raveendran | 32,044 | 26.50% | −33.8 | |
| MDMK | G. V. Siva | 9,788 | 8.09% | New | |
| AIIC(T) | M. Panneerselvam | 1,369 | 1.13% | New | |
| BJP | T. A. G. Parthiban | 1,149 | 0.95% | +0.38 | |
| Margin of victory | 43,081 | 35.63% | 13.07% | ||
| Turnout | 120,928 | 56.45% | −0.41% | ||
| Registered electors | 220,586 | ||||
| DMKgain fromAIADMK | Swing | 1.83% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| AIADMK | E. Madhusudhanan | 66,710 | 60.30% | +35.26 | |
| JD | V. Rajasekaran | 41,758 | 37.74% | New | |
| IUML | A. M. Gulam Huseien | 941 | 0.85% | New | |
| BJP | V. R. Jaganathan | 636 | 0.57% | New | |
| Margin of victory | 24,952 | 22.55% | 2.28% | ||
| Turnout | 110,639 | 56.86% | −10.73% | ||
| Registered electors | 199,052 | ||||
| AIADMKgain fromDMK | Swing | 14.99% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| DMK | S. P. Sarguna Pandian | 54,216 | 45.31% | −1.81 | |
| AIADMK | E. Madhusudhanan | 29,960 | 25.04% | New | |
| Independent | V. Rajasekaran | 20,731 | 17.32% | New | |
| INC | Venugopal | 12,863 | 10.75% | −39.96 | |
| Margin of victory | 24,256 | 20.27% | 16.68% | ||
| Turnout | 119,660 | 67.59% | 0.58% | ||
| Registered electors | 179,625 | ||||
| DMKgain fromINC | Swing | -5.40% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| INC | S. Venugopal | 54,334 | 50.71% | +2.09 | |
| DMK | S. P. Sarguna Pandian | 50,483 | 47.12% | New | |
| Margin of victory | 3,851 | 3.59% | −4.34% | ||
| Turnout | 107,147 | 67.01% | 4.65% | ||
| Registered electors | 162,902 | ||||
| INChold | Swing | 2.09% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| INC | V. Rajasekaran | 44,076 | 48.62% | +36.26 | |
| AIADMK | Isari Velan | 36,888 | 40.69% | +5.12 | |
| JP | K. Arumugasamy | 8,685 | 9.58% | New | |
| Margin of victory | 7,188 | 7.93% | 6.07% | ||
| Turnout | 90,648 | 62.36% | 17.19% | ||
| Registered electors | 146,769 | ||||
| INCgain fromAIADMK | Swing | 13.05% | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| AIADMK | Isari Velan | 28,416 | 35.57% | New | |
| DMK | R. D. Seethapathy | 26,928 | 33.71% | New | |
| JP | K. Arumugaswamy | 14,449 | 18.09% | New | |
| INC | T. N. Anandanayaki | 9,876 | 12.36% | New | |
| Margin of victory | 1,488 | 1.86% | |||
| Turnout | 79,881 | 45.17% | |||
| Registered electors | 178,751 | ||||
| AIADMKwin (new seat) | |||||