The 1947 Australian Championships was a tennis tournament that took place on outdoor Grass courts at the White City Tennis Club, Sydney, Australia from 18 January to 27 January. It was the 35th edition of the Australian Championships (now known as the Australian Open), the 10th held in Sydney, and the first Grand Slam tournament of the year. The singles titles were won by Australians Dinny Pails and Nancye Wynne Bolton.
See main article: 1947 Australian Championships – Men's singles. 
Dinny Pails defeated John Bromwich 4–6, 6–4, 3–6, 7–5, 8–6
See main article: 1947 Australian Championships – Women's singles. Nancye Wynne Bolton defeated Nell Hall Hopman 6–3, 6–2
John Bromwich / Adrian Quist defeated Frank Sedgman / George Worthington 6–1, 6–3, 6–1 [1] [2] [3]
Thelma Coyne Long / Nancye Wynne Bolton defeated Mary Bevis / Joyce Fitch 6–3, 6–3 [4]
Nancye Wynne Bolton / Colin Long defeated Joyce Fitch / John Bromwich 6–3, 6–3 [5]