The Queen's Birthday Honours 2012 for Australia were announced on 11 June 2012.Queen's Birthday 2012 Honours Lists , Governor-General of Australia: The Australian Honours Secretariat

† indicates an award given posthumously.

Order of Australia

Companion (AC) General Division Recipient CitationThe Honourable Peter Douglas Beattie For eminent service to the Parliament and community of Queensland, through initiatives in the area of education and training, economic development, particularly in biotechnology, information technology and aviation industries, and to the promotion of international trade. For eminent service to international relations, particularly in the Asia Pacific Region as an adviser to governments on a range of global policy matters, to conflict prevention and resolution, and to arms control and disarmament.Professor Ian Hector Frazer For eminent service to medical research, particularly through leadership roles in the discovery of the Human Papilloma Virus vaccine and its role in preventing cervical cancer, to higher education and as a supporter of charitable organisations.The Honourable Robert Murray Hill For eminent service to the Parliament of Australia, particularly through the development of policy reform in the portfolios of the environment and defence, and to Australia's international relations through senior diplomatic representation to the United Nations.Professor Stephen Donald Hopper For eminent service as a global science leader in the field of plant conservation biology, particularly in the delivery of world class research programs contributing to the conservation of endangered species and ecosystems.The Honourable Joan Elizabeth Kirner AM For eminent service to the Parliament of Victoria and to the community through conservation initiatives, contributions to gender equality, the development of education and training programs and the pursuit of civil rights and social inclusion.The Honourable Chief Justice Wayne Stewart Martin For eminent service to the judiciary and to the law, particularly as Chief Justice of the Supreme Court of Western Australia, to legal reform and education, and to the community.Professor Peter Singer For eminent service to philosophy and bioethics as a leader of public debate and communicator of ideas in the areas of global poverty, animal welfare and the human condition.

Officer (AO)

General Division