The 1968 Queen's Birthday Honours were appointments to orders and decorations of the Commonwealth realms to reward and highlight citizens' good works, on the occasion of the official birthday of Queen Elizabeth II. They were announced in supplements to the London Gazette of 31 May 1968. At this time honours for Australians were awarded both in the United Kingdom honours, on the advice of the premiers of Australian states, and also in a separate Australia honours list. The recipients of honours are displayed here as they were styled before their new honour, and arranged by honour, with classes (Knight, Knight Grand Cross, etc.) and then divisions (Military, Civil, etc.) as appropriate. United Kingdom and Commonwealth Life Peer Barons Dr. Thomas Balogh, Fellow of Balliol College, Oxford, since 1945, Economic Adviser to the Cabinet Office, 1964–67. Sir William Rushton Black, chairman, National Research Development Corporation. Lately Chairman, The Leyland Motor Corporation. Sir Geoffrey Crowther, chairman, The Economist Newspaper Ltd., chairman, Trust Houses Group Ltd. Professor William David Evans, Professor and Head of the Department of Geology, University of Nottingham. John Henry Jacques, , chairman, Cooperative Union Ltd. Privy Counsellor Gerald William Reynolds, , Member of Parliament for Islington North since 1958. Parliamentary Under-Secretary of State for Defence for the Army, 1964–65. Minister of Defence for the Army, 1965–1967. Minister of Defence (Administration) since 1967. Goronwy Owen Roberts, , Member of Parliament for Caernarvonshire, 1945–1950, and for the Caernarvon Division since 1950. Minister of State, Welsh Office, 1964–1966. Minister of State, Department of Education and Science, 1966–1967. Minister of State for Foreign Affairs since 1967. John Thomson Stonehouse, , Member of Parliament for Wednesbury since 1957. Parliamentary Secretary, Ministry of Aviation, 1964–1966. Parliamentary Under-Secretary of State for the Colonies, 1966–1967. Minister of Aviation, 1967. Minister of State, Ministry of Technology since 1967. Knight Bachelor Arthur Percival Hay Aitken, deputy chairman, Stone-Platt Industries Ltd. For services to Export. Captain George Edward Barnard, Deputy Master, Trinity House. Thomas Blackburn, Lately Chairman and Joint Managing Director, Beaverbrook Newspapers Ltd. Matthew Busby, , Manager, Manchester United Football Club. Professor Herbert Butterfield, Historian. Cornelius Cameron, , Alderman, Nottingham City Council. William Derrick Capper, Chief Constable, Birmingham City Police. John Selby Clements, . For services to Drama. Karl Cyril Cohen, , Councillor, Leeds City Council. Leonard Drucquer, chairman, Council of Engineering Institutions. John Norman Valette Duncan, , chairman and Chief Executive, Rio Tinto Zinc Corporation Ltd. For services