The 2000 Australia Day Honours are appointments to various orders and honours to recognise and reward good works by Australian citizens. The list was announced on 26 January 2000 by the Governor General of Australia, Sir William Deane.

The Australia Day Honours are the first of the two major annual honours lists, the first announced to coincide with Australia Day (26 January), with the other being the Queen's Birthday Honours, which are announced on the second Monday in June.

Order of Australia Companion (AC) General Division Recipient Citation NotesProfessor Geoffrey Norman Blainey For service to academia, research and scholarship, and as a leader of public debate at the forefront of fundamental social and economic issues confronting the wider community Frank P Lowy For service to the community through the development of the property industry and expansion of the retail sector in Australia and internationally, and as philanthropist committed to support of wide-ranging social and cultural endeavours

Officer (AO) General Division Recipient Citation NotesProfessor Henry Brodaty For service to the health and well-being of older people in the community as a leader in dementia care through the Alzheimer's Association, both nationally and internationally, and to medicine through contributions to the specialty of old age psychiatry and academic and research knowledge in psychogeriatrics Dr Donald Patrick Cameron For service to medicine, particularly in the fields of endocrinology and diabetes research, and as a clinician, teacher and administrator Bernal Tasman Cuthbertson For service to the community, particularly through the promotion of Tasmania's and Australia's maritime history, to the training of naval cadets, and to the business sector through assisting the development of the cray and abalone fishery industriesProfessor David Morritz de Kretser For service to medicine, particularly in the field of male reproductive biology, and as a researcher, educator and university administrator Denis Patrick Glennon For service to environmental protection through the management, control and treatment of industrial and hazardous waste, and to the communityBruce Gyngell For service to the media, particularly the development of the television industry in Australia and overseas, and to raising awareness of the social responsibility of the industry to meet community expectationsHis Excellency The Honourable David Anthony Hunt For service to the judiciary, to the law and to the community particularly in the areas of criminal law, the law of defamation, and international law in defence of human rights Betty Dorothy Johnson For service to the community as a consumer advocate in the areas of aged care and related health issues, to the Older Women's Network (Australia) and to the Australian Pensioners' and Superannuants' FederationThe Reverend John Aylmer Leaver For service to education, particularly through the establishment of the Victorian System of Ecumenical Schools and the Association of Christian Community Colleges, and to the community through the Anglican Church and the Army ReserveThe Honourable Thomas Lancelot Lewis For service to the Parliament of New South Wales, to the environment as the founder of the National Parks and Wildlife Service of New South Wales, and to the community Robert Cecil Mansfield For service to Australian business and economic development and to the telecommunications industryProfessor Raoul John Mortley For service to tertiary education, particularly as an administrator, and to the humanities in the fields of philosophy and ancient historyJack Mundey For service to the identification and preservation of significant sections of Australia's natural and urban heritage through initiating Green Bans and through the Historic Houses Trust of New South WalesProfessor Stella Rayner O'Donnell For service to the advancement of pharmaceutical science, particularly in the field of pharmacology, to research and development in relation to asthma therapy and to the community Robert William Piper For service to business and commerce, and to the community through broad based charitable, arts, heritage and sporting organisations Thomas Alfred Pyne For service as a leader in local government in Australia, to business as a contributor to the development of the Cairns region as an international tourist destination and to the community through fundraising initiatives to support Australian athletes competing at the Year 2000 Sydney Olympic Games Neville Joseph Roach For service to business, particularly in the information technology industry, and as a contributor to the development of Australian multiculturalismEmeritus Professor Ruth Lynette Russell For service to nursing, particularly as an educator and administrator, and to the research and recording of the history of nursingProfessor Ann Elizabeth Sefton For service to medical education, particularly in the area of reform and the development of a graduate medical programme, and to physiology and research in the field of neuroscience through the study of the function and structure of the visual pathways of the brainDr Andrew Sydney Thomas For service to science and technology through the National Aeronautics and Space Administration (NASA) programme as an astronaut and for contributions to the human exploration of spaceProfessor Mark Lawrence Wahlqvist For service to medicine, particularly in the field of human nutrition and public health, and as a contributor to the International Union of Nutrition Sciences, the World Health Organisation's Nutrition Committee and the Australian Nutrition Foundation

Military Division Branch Recipient Citation NotesNavy Vice Admiral David John Shackleton For distinguished service to the Australian Defence Force and to the Royal Australian Navy in demanding command and staff appointments Army Major General Peter John Abigail For distinguished service to the Australian Defence Force and to the Australian Army in high level staff appointmentsAir Force Air Vice-Marshal Robert Bruce Treloar For distinguished service to the Royal Australian Air Force in the field of Personnel Management Policy and as the Commander of the Integrated Air Defence System

Member (AM) General Division