Sunil K. Dutt (born 31 December 1939) is an Indian photographer and photojournalist. Dutt is known as the photo chronicler of Mother Teresa's life and work for more than thirty years till her death in 1997. He is also known as a chronicler of Calcutta and its many moods for his vignettes of life in Kolkata, India. His photographs have been published in many newspapers, magazines and journals, and he has received many national and international awards. Sunil K. Dutt has been in the field of photography and photojournalism for more than fifty years.