Raman Viswanathan (1899–1982) was an Indian chest physician, medical mycologist and pulmonologist, considered by many as the father of Chest Medicine in India. He was the founder director of Vallabhbhai Patel Chest Institute, a postgraduate medical institute based in Delhi. An elected fellow of the American College of Chest Physicians, Royal College of Physicians of London, Indian National Science Academy and the Academy of Medical Sciences, United Kingdom, he was a recipient of several honors including the Forlanini Medal by Italian Tuberculosis Association and the Eugeno Morelli Prize of the National Academy of Sciences, Italy. The Government of India awarded him the third highest civilian honour of the Padma Bhushan, in 1974, for his contributions to medicine.