1928 in Australia

Incumbents

February 22 - Bert Hinkler arrives in Darwin, Northern Territory after flying solo from London on February 7, and then, later, he arrives in his hometown of Bundaberg, Queensland on February 27.
May 17 - The Royal Flying Doctor Service of Australia makes its first official flight from Cloncurry to Julia Creek
June 8 - Charles Kingsford Smith and his crew arrive in Brisbane, Queensland, after completing the first flight across the Pacific Ocean in the "Southern Cross" after leaving the United States on May 31.
December 20 - Hubert Wilkins makes the first flight over Antarctica in his Lockheed Vega San Francisco
The first Speedos are produced

John Longstaff wins the Archibald Prize with his portrait of Dr Alexander Leeper
Arthur Streeton wins the Wynne Prize with his landscape Afternoon Light, Goulburn Valley

December 29 - The Jazz Singer becomes the first sound film screened in Australia. It premieres at the Lyceum Theatre in Sydney [1]

Statesman wins the Melbourne Cup
Victoria wins the Sheffield Shield
Bobby Pearce wins Australia's only gold medal at the 1928 Summer Olympics. He won the men's 200m sculls
The first Australian Grand Prix is held at Phillip Island