Nirmalya Kumar (born 8 March 1960) is Professor of Marketing of the Lee Kong Chian School of Business at Singapore Management University.

He has authored nine books, besides ten appearances in Harvard Business Review, on marketing and business-related topics.

In 2017, he was inducted into the Thinkers50 Hall of Fame for making a lasting and vital impact on how organisations are led and managed.

He owns the largest collection of Jamini Roy Paintings outside of India [15] and is considered a specialist on the Bengal School of Art rebel artists, especially Jamini Roy, Hemen Mazumder and Rabindranath Tagore.

In 2013, he was recognized for his efforts on behalf of South Asian art with an Honorary Fellowship by SOAS University of London.