The Williams sisters
Hana Mandlikova
Men - Roger FedererWomen - Serena Williams
From the men it was Roger Federer, and from the women it was Serena Williams.
Marat Safin - 2005Roger Federer - 2006,2007
For 2011, the winner of the Australian Open are as follows: Men's Singles: Novak Djokovic Women's Singles: Kim Clijsters Men's Doubles: Bob & Mike Bryan Women's Doubles: Gisela Dulko & Flavia Pennetta
Germany
The Australian Open 2014 Men's final was won by Stan Wawrinka.
Roger Federer has won the 2010 Australian Open
FrancescaSchiavone (ITA)
Kim Clijsters won against Li Na at the Australian Open in 2011.
Jiri Vasely won the boys junior championship of Australian Open 2011.