| Jayankondam Constituency |
| Jayankondam Assembly Election Result 2021 | ||
| Candidate Names | Party | Votes |
| K S K Kannan | DMK (Won) | 99529 |
| K.Balu | PMK | 94077 |
| J.K.Siva | AMMK | 1560 |
| Sornalatha Gurunathan | IJK | 4700 |
| Neela Mahalingam | NTK | 9956 |
| Jayankondam Constituency Population - 2021 | |||
| Male | Female | Transgender | Total |
| 1,31,663 | 1,34,347 | 3 | 2,66,013 |
| Tamil Nadu Ministers List - 2021 |
| Full Details of Tamil Nadu Ministers 2021 |
| 2016 Election Result | ||
| Name | Party | Votes |
| Ramajeyalingam.J.K.N | ADMK (Won) | 75,672 |
| GURU @ GURUNATHAN.J | PMK | 52,738 |
| RAJENDRAN.G | INC | 46,868 |
| 2011 Election Result | ||
| Name | Party | Votes |
| J. Guru (alias) Gurunathan (Winner) | PMK | 92,739 |
| Elavazhagan P (Runner UP) | AIADMK | 77,601 |
| Jayankondam Constituency | ||
| MLA Name | Duration | Parties |
| Ayyavu and K. R. Viswanathan | 1952 | TNTP |
| K. R. Viswanathan | 1957 | INC |
| Jegadambal Velayudam | 1962 | DMK |
| K. A. A. K. Moorthy | 1967 | DMK |
| A. Chinnasamy | 1971 | DMK |
| V. Karunamurthy | 1977 | ADMK |
| P. Thangavelu | 1980 | INC |
| N. Masilamani | 1984 | INC |
| K. C. Ganesan | 1989 | DMK |
| K. K. Chinnappan | 1991 | INC |
| K. C. Ganesan | 1996 | DMK |
| S. Annadurai | 2001 | ADMK |
| K. Rajendran | 2006 | ADMK |
| J. Guru (alias) Gurunathan | 2011 | PMK |
JB Soft System