John Graham Wilmot Henderson is a retired Professor of Classics at Cambridge University, and a Fellow of King's College, Cambridge.Henderson has worked within the Classics Faculty since 1975, as Assistant Lecturer (1975–1978), Lecturer (1978–1996) and Reader in Latin literature (1996–2003).
He was awarded a personal professorship in Classics in 2003.
Following retirement he has the status of emeritus professor.
His publications include collaborations with Mary Beard, his Cambridge colleague.