John Desmond Singleton AM

Order of Australia

The Order of Australia is an order of chivalry established on 14 February 1975 by Elizabeth II, Queen of Australia, "for the purpose of according recognition to Australian citizens and other persons for achievement or for meritorious service"...

 (born 9 November 1941) is an Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

n entrepreneur

Entrepreneur

An entrepreneur is an owner or manager of a business enterprise who makes money through risk and initiative.The term was originally a loanword from French and was first defined by the Irish-French economist Richard Cantillon. Entrepreneur in English is a term applied to a person who is willing to...

. He built his success and wealth in the advertising business in Australia in the 1970s and 1980s. He now has diverse investment interests in radio broadcasting, publishing and thoroughbred breeding and racing.
He was born at in the Sydney

Sydney

Sydney is the most populous city in Australia and the state capital of New South Wales. Sydney is located on Australia's south-east coast of the Tasman Sea. As of June 2010, the greater metropolitan area had an approximate population of 4.6 million people...

 suburb of Enfield

Enfield, New South Wales

Enfield is a suburb, in the Inner-West of Sydney, in the state of New South Wales, Australia. Enfield is located 13 kilometres south-west of the Sydney central business district in the local government area of Burwood Council.-History:...

 and educated at Fort Street High School

Fort Street High School

Fort Street High School is a co-educational, academically selective, public high school currently located at Petersham, an inner western suburb of Sydney, New South Wales, Australia....

, New South Wales

New South Wales

New South Wales is a state of :Australia, located in the east of the country. It is bordered by Queensland, Victoria and South Australia to the north, south and west respectively. To the east, the state is bordered by the Tasman Sea, which forms part of the Pacific Ocean. New South Wales...

.
He commenced a career in advertising

Advertising

Advertising is a form of communication used to persuade an audience to take some action with respect to products, ideas, or services. Most commonly, the desired result is to drive consumer behavior with respect to a commercial offering, although political and ideological advertising is also common...

 in 1958 as a mail boy in the Sydney office of J. Walter Thompson

JWT

JWT is one of the largest advertising agencies in the United States and the fourth-largest in the world. It is one of the key companies of Sir Martin Sorrell's WPP Group and is headquartered in New York. The global agency is led by Worldwide Chairman and Global CEO Bob Jeffrey who took over the...

 and after five years took a creative role at Berry Currie Advertising.