Paramesh Krishnan Nair (6 April 1933 – 4 March 2016) was an Indian film archivist and film scholar, who was the founder and director of the National Film Archive of India (NFAI) in 1964. He is regarded as the Henri Langlois of India because of his lifelong dedication towards the preservation of films in India. A passionate film archivist, he worked at the NFAI for over three decades, collecting films from India and from all over the world.
He was instrumental in acquiring for the archive several landmark Indian films like Dadasaheb Phalkes Raja Harishchandra and Kaliya Mardan, Bombay Talkies films such as Jeevan Naiya, Bandhan, Kangan, Achhut Kanya and Kismet, S. S. Vasans Chandralekha and Uday Shankars Kalpana.
In 2012, Celluloid Man, an award-winning documentary was made on his life and works, by Shivendra Singh Dungarpur.