Re: Australian Open 2010 outfits
It's exactly the same dress in a different color.
TBH, I think the dress listed as Sharapova's is something she would wear at the French Open because she tends to wear blues/greens at the FO.
Australian Open 2008
French Open 2012, 2014
US Open 2006
Victoria Azarenka | Petra Kvitova | Angelique Kerber | Caroline Wozniacki | Serena Williams | Heather Watson | Eugenie Bouchard