Angelique Kerber of Germany celebrates with the trophy after the women's singles final match against Karolina Pliskova of Czech Republic at the 2016 U.S. Open in New York, the United States, Sept. 10, 2016. Angelique Kerber won 2-1 and claimed the title. (Xinhua/Qin Lang)
10 Angelique Kerber
28, tennis player. Kerber defeated defending champion and then-world No. 1 Serena Williams to win the Australia Open, her first Grand Slam title, followed by her second major in US Open. She added to this with a runner-up slot at Wimbledon. She achieved a career-high ranking of world No. 1 on September 12, becoming the 22nd and oldest player to reach the No. 1 ranking for the first time. She also became the second player after China's Li Na to pocket two major titles while aged over 28.