Randhawa (2 February 1909 – 3 March 1986) was a Punjabi civil servant, botanist, historian, art and culture promoter and prominent writer.
He played major roles in the establishment of agricultural research in India, the Green Revolution in India, resettling Punjabis uprooted by Partition as the Director-General of Rehabilitation, establishing the city of Chandigarh and documenting the arts of Punjab, the history of agriculture in India.
A biographer, Gulzar Singh Sandhu, gave him the sobriquet Punjab da Chhewan Dariya, the sixth river of Punjab.