Acharya Dr Prafulla Chandra Ray (August 2, 1861 – June 16, 1944) was a remarkable scientist, literary figure, professor, industrialist, philanthropist, and much more. Widely revered as "the father of Indian chemistry," Ray was a pioneer and figurehead of modern chemical research in India. Ray's research career spans numerous areas of chemistry, but he is most famously known for his work on organic and inorganic nitrites—earning him the nickname "Master of Nitrites."