Devaneya Pavanar (ஞா. தேவநேயப் பாவாணர்) (also known as G. Devaneyan, Ñanamuttan Tevaneyan) was a prominent Indian Tamil author who wrote over 35 books. Additionally, he was a staunch proponent of the "Pure Tamil movement" and initiated the Etymological Dictionary Project primarily to bring out the roots of Tamil words and their connections and ramifications.
Gnanamuthu Devaneyan Pavanar was a Tamil professor at Municipal College, Salem, from 1944 to 1956. From 1956 to 1961, he was the head of Dravidian department at Annamalai University. He was a member of the Tamil Development and Research Council, set up by the Nehru government in 1959, entrusted with producing Tamil school and college textbooks. From 1974, he was director of the Tamil Etymological Project, and he acted as president of the International Tamil League, Tamil Nadu. (U. Tha. Ka.). The Chennai District Central Library is named after Devanaya Pavanar and is located at Anna Salai, Chennai.