Walter M. Spink (February 16, 1928 - November 23, 2019) was an American art historian who was best known for his extensive study of Buddhist art in India, particularly the Ajanta Caves, a UNESCO World Heritage Site. About his work on the Ajanta caves, scholars have acknowledged that his ideas "revolutionized the history of the site".[1] He was a professor of art history at the University of Michigan, Ann Arbor.[2][3]