World Tennis Day - Comment with the best nickname for one of these mixed doubles teams and you could win an autographed prize! Garbiñe Muguruza & Kei Nishikori Stan Wawrinka & Serena
Roger Federer gave Stan Wawrinka his favourite nickname | news.com.au — Australia's leading news site
Roger Federer gave Stan Wawrinka his favourite nickname | news.com.au — Australia's leading news site
![I'm not a favourite for Australian Open, says defending titleholder Stan Wawrinka | South China Morning Post I'm not a favourite for Australian Open, says defending titleholder Stan Wawrinka | South China Morning Post](https://cdn1.i-scmp.com/sites/default/files/2015/01/18/australia_tennis_australian_open_grand_slam.jpg)