Haim Harari was born in Jerusalem in Israel. His family has lived in the area which is now Israel for five generations. His parents were Knesset member Yizhar Harari and Dina Neumann. Harari received his M.Sc. and Ph.D. in Physics from Hebrew University of Jerusalem. Harari is married to Elfi. He has three children, four grandchildren, and two great-grandchildren. He lives at the Weizmann Institute campus in Rehovot, Israel.