Thirunainar Kurichi Madhavan Nair (1916-1965) was an Indian poet, novelist and lyricist.
Madhavan Nair was born at Kovil Valakathu puthen veetil Tharavad in Thirunainarkurichi town near Karaikandeshwarar sree mahadevar temple & Velimala Murugan temple, which is around Colachel in Kanyakumari district of the present-day Tamil Nadu.
Born on 16 April 1916 to Raman Nair and Narayani Pillai, he lost his father at a very young age.
A writer of good novels like Paricharika, Pension Kunnu, Maina, Grama Seema, Kadamakalkkuvendi, Sarva Sakshi, Cheriya Valiyavan and Mayadevi, he is more famous as a poet.
His famous songs include "Athmavidyalayame" from Harishchandra (1955) and "Ishwara Chinthaithonne Manujanu" from Bhakta Kuchela (1961).