The national colours of Australia are green and gold. They were formally adopted by the governor-general of Australia, Sir Ninian Stephen, on 19 April 1984 in the Commonwealth of Australia Gazette; on
Australian marathon runners wearing green and gold at the 2006 Commonwealth Games
The Matildas in 2019.
The Kangaroos in 2008.
George Bailey in Australian ODI cricket uniform, 2016.
Australia at the Olympics
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Australia has sent athletes to every Summer Olympic Games, as well as every Winter Olympic Games except 1924–32 and 1948. In 1908 and 1912, Australia competed with New Zealand under the name Australas
Australian Olympic athletes in 1932 wearing the traditional uniform of a dark green blazer trimmed with yellow, still in use at the London 2012 opening ceremony.
Ron Clarke carrying the Olympic Torch on the way to lighting the Olympic Cauldron at the 1956 Summer Olympics in Melbourne.
Australian Olympic Team Uniforms unveiled for Rio 2016
Frederick Lane, wearing cap 71, is Australia's first Olympic champion in swimming, winning two gold medals in 1900 at Paris.