| Ulundurpettai Constituency |
| Ulundurpettai Assembly Election Result 2021 | ||
| Candidate Names | Party | Votes |
| A J Manikannan | DMK (Won) | 115451 |
| Kumaraguru | ADMK | 110195 |
| K.J.P.Rajamani | AMMK | 2848 |
| Chinnaiyan | MNM | 677 |
| Pushpameri | NTK | 9000 |
| Ulundurpettai Constituency Population - 2021 | |||
| Male | Female | Transgender | Total |
| 1,47,666 | 1,45,115 | 48 | 2,92,829 |
| Tamil Nadu Ministers List - 2021 |
| Full Details of Tamil Nadu Ministers 2021 |
| 2016 Election Result | ||
| Name | Party | Votes |
| R Kumaraguru | ADMK(WON) | 81973 |
| Vasanthavel. G.R. | DMK | 77809 |
| Vijaykanth | DMDK | 34447 |
| 2011 Election Result | ||
| Name | Party | Votes |
| Kumaraguru.R (Winner) | ADMK | 1,14,794 |
| Mohamedyousuf.M (Runner Up) | VCK | 61286 |
| Ulundurpettai Constituency | ||
| MLA Name | Duration | Parties |
| M. Kandaswamy Padayachi | 1952 | INC |
| M. Kandaswamy Padayachi | 1957 | INC |
| Manonmani | 1962 | SP |
| M. Kandaswamy Padayachi | 1967 | INC |
| V. Subramaniam | 1971 | DMK |
| V. Thulukkanam | 1977 | DMK |
| K. Rangasamy | 1980 | DMK |
| M. Anandan | 1984 | ADMK |
| K. Angamuthu | 1989 | DMK |
| M. Anandan | 1991 | ADMK |
| A. Mani | 1996 | DMK |
| N. Ramu | 2001 | ADMK |
| K. Thirunavukkarasu | 2006 | DMK |
| R. Kumaraguru | 2011 | ADMK |
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