stan wawrinka was the defending Defending champion in men 's singles but lost Earnings_and_losses to four-time australian open champion novak djokovic in the semi-finals .

djokovic won his first grand slam singles title , defeating Conquering unseeded jo-wilfried tsonga in the final ; maria sharapova , runner-up to williams in 2007 , defeated Conquering ana ivanovic to win Getting her first australian open title and third grand slam title .