Humphrey R. Tonkin (born 2 December 1939) is professor of English, and served as the 4th president of the University of Hartford.

He earned his undergraduate degree from St John's College, Cambridge and his PhD from Harvard University.

In 2006 he received the Cassandra Pyle Award for Leadership and Collaboration in International Education and Exchange.

In semi-retirement, he taught Shakespeare and Development of Theatre at the University of Hartford's Hartt School until 2015.

In 1983 he was among the founders of the Esperantophone Akademio Internacia de la Sciencoj San Marino (AIS).