Graham Priest (born 1948) is a philosopher and logician who is distinguished professor of philosophy at the CUNY Graduate Center, as well as a regular visitor at the University of Melbourne, where he was Boyce Gibson Professor of Philosophy and also at the University of St Andrews.

Priest was educated at St John's College, Cambridge[3] and the London School of Economics.

[5] In addition to his work in philosophy and logic, Priest practised karate-do.

Priest, a long-time resident of Australia, now residing in New York City, is the author of numerous books (most notably the textbook An Introduction to Non-Classical Logic), and has published articles in nearly every major philosophical and logical journal.

He was a frequent collaborator with the late Richard Sylvan, a fellow proponent of dialetheism and paraconsistent logic.