Pazha. Nedumaran (Tamil: பழ. நெடுமாறன்) is an outspoken Tamil politician from the state of Tamil Nadu, South India. He is an ex-national Congressman, a writer and Tamil nationalist, who has authored many books in Tamil, as well as in English. Pazha Nedumaran was born in Madurai and was a close associate of K. Kamaraj, and had met Indra Gandhi a couple of times in the company of K. Kamaraj. He was reportedly disillusioned with the Congress after Kamaraj's demise. He is the editor-in-chief of the by-weekly Tamil magazine Then Seidi (Tamil: தென் செய்தி). He is the leader of the Tamil Nationalist Movement and the இலங்கைத் தமிழர் பாதுகாப்பு இயக்க ஒருங்கிணைப்பாளர்.
He is noted for his long term vocal support for the LTTE, a liberation movement for Sri Lankan Tamils