The 2015 WTA Tour was the elite professional tennis circuit organised by the Women's Tennis Association (WTA) for the 2015 tennis season. The 2015 WTA Tour calendar comprises the Grand Slam tournaments (supervised by the International Tennis Federation, the WTA Premier tournaments, the WTA International tournaments, the Fed Cup, and the year-end championships. Also included in the 2015 calendar is the Hopman Cup, which is organized by the ITF and does not distribute ranking points.
Serena Williams finished the year as world No. 1 for the fifth time in her career. She won five tournaments during the season, including three majors at the Australian Open, the French Open, and the Wimbledon Championships (completing a non-calendar year Grand Slam). She also won two Premier Mandatory and Premier 5 events.
Image: Serena Williams 2015 AO2
Image: Flavia Pennetta at the 2010 US Open 01
The 2015 WTA Finals was a women's tennis tournament at Singapore. It was the 45th edition of the singles event and the 40th edition of the doubles competition. The tournament was contested by eight singles players and eight doubles teams.
Singapore Indoor Stadium hosted the WTA Finals for the first time in 2014.
Serena Williams won three Grand Slam titles in 2015.
Simona Halep won the biggest title of her career at Indian Wells.
Maria Sharapova reached the final of the Australian Open.
