Chauhan, who played 40 Tests for India, was 73 and is survived by his wife and son.
Chauhan, who was Sunil Gavaskar’s longest-serving opening partner, was admitted to Sanjay Gandhi PGI in Lucknow on July 12 after being found COVID-19 positive.
Due to kidney-related ailments, his health deteriorated, and he was shifted to Medanta hospital in Gurugram.
On Friday night, he had a multi-organ failure and was put on ventilator support.