27 October 1980 (Works published 1978 and 1979)
Dr John Iliffe, A Modern History of Tanganyika (Cambridge University Press, 1979)

8 July 1982 (Works published 1980 and 1981)
Dr M E Yapp, Strategies of British India: Britain, Iran and Afghanistan, 1798-1850 (Clarendon Press, Oxford, 1980)

1984 (Works published 1981 and 1982)
Dr Charles van Onselen, Studies in the Social and Economic History of the Witwatersrand, 1886-1914, 2 vols (Longman, 1982)

6 June 1986 (Works published 1983 and 1984)
Dr C A Bayly, Rulers, Townsmen and Bazaars: North Indian Society in the Age of British Expansion, 1770-1870 (Cambridge University Press, 1983)

14 June 1988 (Works published 1985 and 1986)
Dr James Belich, The New Zealand Wars and the Victorian Interpretation of Racial Conflict (Auckland University Press, 1986)

28 June 1990 (Works published 1987 and 1988)
Dr David Eltis, Economic Growth and the Ending of the Transatlantic Slave Trade (Oxford University Press, 1987)

26 May 1992 (Works published 1989 and 1990)
Dr Avner Offer, The First World War: An Agrarian Interpretation (Clarendon Press, Oxford, 1989)

11 December 1994 (Works published 1991 and 1992)
Professor Bruce Berman and Dr John Lonsdale, Unhappy Valley: Conflict in Kenya and Africa, Books One and Two (James Currey, Heinemann Kenya, Ohio University Press, 1992)

21 November 1996 (Works published 1994 and 1995)
Professor David K Fieldhouse, Merchant Capital and Economic Decolonization: The United Africa Company 1929-1989 (Clarendon Press, Oxford, 1994)

1998 (Works published 1996 and 1997)
Jointly awarded to: Alan Atkinson, The Europeans in Australia: A History. Volume One: The Beginning (Oxford University Press, Australia: Oxford, Auckland, New York, 1997); Rod Edmond, Representing the South Pacific: Colonial Discourse from Cook to Gauguin (Cambridge University Press: Cambridge, New York, Melbourne, 1997)

26 July 2001 (Works published 1999 and 2000)
Jointly awarded to: Terence Ranger, Voices from the Rocks (James Currey, Indiana University Press); Samita Sen, Women and Labour in Late Colonial India: The Bengal Jute Industry (Cambridge University Press, 1999)

18 November 2003 (Works published 2001 and 2002)
Professor Catherine Hall, Civilising Subjects: Metropole and Colony in the English Imagination 1830-1867 (Polity Press 2002)

30 November 2006 (Works published 2003 and 2005)
Andrew Porter, Religion Versus Empire? British Protestant missionaries and overseas expansion, 1700-1914 (Manchester University Press 2004)

2010 (Works published 2007, 2008, 2009)
Dr John Darwin, The Empire Project: The Rise and Fall of the British World-System, 1830-1970 (Cambridge University Press)