Nabarun Bose (Bengali: নবারুণ বোস; born 30 December 1988) is an Indian keyboard player, composer and music producer from Kolkata, West Bengal.

He is known for arranging and programming music for Anupam Roy in films like Piku, Chotushkone, Highway, Pink and many others.

As a keyboard player and music producer he has worked with many other bands and artists including Fossils, Ganesh Talkies, Neel and the Ligtbulbs, Zoo and many others.

After graduating, he taught for a year at Kishore Bharati Bhagini Nivedita College as a part-time professor before quitting the job to pursue music full time.

Nabarun also fronts a Bengali alternative-metal band called The Prophesor where he works as a vocalist and songwriter.