P. Mathanraja is an Indian politician from Tamil Nadu. He is a member of the Tamil Nadu Legislative Assembly from Ottapidaram (SC) representing Tamilaga Vettri Kazhagam.

Political career

Mathanraja won the Ottapidaram (SC) seat in the 2026 Tamil Nadu Legislative Assembly election as a candidate of Tamilaga Vettri Kazhagam. He received 81,625 votes and defeated P. M. Ramajeyam of the Dravida Munnetra Kazhagam by a margin of 29,083 votes.