Keith Kahn-Harris is a British sociologist and music critic. He is an honorary research fellow and senior lecturer at Birkbeck College, an associate fellow of the Institute for Jewish Policy Research, and a lecturer at Leo Baeck College.

Kahn-Harris was educated at Haberdashers' Aske's Boys' School, Elstree, at the same time as comedians Sacha Baron Cohen and Matt Lucas, and starred in a student review with Robert Webb whilst a student studying social and political science at Robinson College, Cambridge. He went on to graduate with MA and PhD degrees from Goldsmiths, University of London, and has since published academic and non-academic articles on Judaism, music scenes, heavy metal music, transgression, Israel, communities, dialogue, religion, ethnicity, political discourse, and denial.

He is married to Rabbi Deborah Kahn-Harris, with whom he has two children.