K. C. Nag

| death_date = | death_place = Kolkata, West Bengal, India | occupation = Mathematician, School Teacher of Mitra Institution and writer of many mathematics books. | genre = Mathematician | movement = Indian Freedom Movement | spouse = Laxmimani Debi | caption = K.C Nag memorial at Gurap }}

Keshab Chandra Nag or K.C. Nag () (10 July 1893 – 6 February 1987), was an Indian Bengali mathematician, author of various mathematics textbooks and educator. Provided by Wikipedia