| J. Karunanithi | |
| Office: | Member of the Tamil Nadu Legislative Assembly |
| Term Start: | 7 May 2021 |
| Constituency: | Thiyagaraya Nagar |
| Party: | Dravida Munnetra Kazhagam |
| Predecessor: | B. Sathiyanaarayanan |
| Father: | K. Jayaraman |
| Residence: | 3/1, Rengaiya Garden, 11th Avenue Road, Ashok Nagar,Chennai |
| Spouse: | Punithavalli Karunanithi |
| Relations: | J. Anbazhagan (elder brother) |
J. Karunanithi is an Indian politician. He is a Member of Legislative Assembly of Tamil Nadu. He was elected from Thiyagaraya Nagar as a Dravida Munnetra Kazhagam candidate in 2021.[1] [2] [3] He is the younger brother of Chennai J. Anbazhagan . Anbazhagan and Karunanithi learned politics together under the guidance of M. K. Stalin. Karunanithi brought in good infrastructure projects for his constituency. These include South Usman Road Flyovers, multiple Urban Primary Health Centers, and an integrated stormwater system. Anbazhagan endorsed Karunanithi as his political successor and gave him the ppportunity to serve as a member of Corporation in 2006.