C. Sivakumar

Chakravarthi Sivakumar, popularly known as C. Sivakumar, is an Indian politician who is a Member of Legislative Assembly of Tamil Nadu. He was elected from Mailam as a Pattali Makkal Katchi candidate in 2021. In 2025, Sivakumar declared support for PMK President Anbumani Ramadoss, which resulted in him being censured by party founder S. Ramadoss, and, along with 2 other PMK MLAs, later joined the faction of the PMK led by Anbumani.

Elections contested

Election	Constituency	Party	Result	Vote %	Runner-up	Runner-up Party	Runner-up vote %
2021 Tamil Nadu Legislative Assembly election	Mailam	PMK	Won	46.02%	Dr. R. Masilamani	DMK	44.75%