Był agnostykiem.
Zmarł 1 czerwca 2018
Publikacje (współautor: ), Mount Athos, Hutchinson, 1966. The Normans in the South, 1016–1130, Longman, 1967. Sahara, Longman, 1968. The kingdom in the sun, Longman, 1970. A History of Venice, Allen Lane, 1981, Hashish, photographs by Suomi La Valle, historical profile by John Julius Norwich, Quartet Books, 1984, The Architecture of Southern England, Macmillan, 1985, Fifty Years of Glyndebourne, Cape, 1985, A Taste for Travel, Macmillan, 1985, Byzantium: The Early Centuries, Viking, 1988, Venice: a Traveller’s Companion, an anthology compiled by Lord Norwich, Constable, 1990, The Normans in Sicily, Penguin, 1992, Byzantium; vol. 2: The Apogee, Alfred A. Knopf, 1992, Byzantium; vol. 3: The Decline and Fall, Viking, 1995, A Short History of Byzantium, Alfred A.