The 2017 WTA Finals was a women's tennis tournament held in Kallang, Singapore. It was the 47th edition of the singles event and the 42nd edition of the doubles competition. The tournament was contested by eight singles players and eight doubles teams. It was the final professional tournament for top-ranked doubles player and former top-ranked singles player Martina Hingis. Sixth-seeded Caroline Wozniacki won the singles title.
Singapore Indoor Stadium hosted the WTA Finals for the first time in 2014.
Muguruza won her second slam at Wimbledon.
Halep reached the final at Roland Garros.
Plíšková won three titles in the year.
Martina Hingis is a Swiss former professional tennis player. Hingis was the first Swiss player, male or female, to have won a major title and attain the world No. 1 ranking. She spent a total of 209 weeks as the singles world No. 1 and 90 weeks as doubles world No. 1, holding both No. 1 rankings simultaneously for 29 weeks. She won five major singles titles, 13 major women's doubles titles, and seven major mixed doubles titles, for a combined total of 25 major titles. In addition, she won the season-ending WTA Finals two times in singles and three in doubles, an Olympic silver medal in doubles, and a record 17 Tier I singles titles.
Hingis at the 2016 French Open
Martina Hingis (right) with doubles partner Anna Kournikova at the Sydney WTA tournament, 2002
Martina Hingis at the Australian Open, 2006
Martina Hingis at the Zurich Open, 2006