Harry Crowe Buck (November 25, 1884 – July 24, 1943) was an American college sports coach and physical education instructor. He founded the YMCA College of Physical Education at Madras in 1920, which played a key role in promoting sports and in establishing the Olympic movement in India. He has been called "The Father of Physical Education in India". He was also one of the founding members of the Olympic movement in India and the Indian Olympic Association, and was manager of the Indian team at the 1924 Olympics.