The most successful tennis player of the Open era is Serena Williams, who has won 23 Grand Slam singles titles.
In her just second Grand Slam tournament, Serena Williams defeated No. 1 Martina Hingis 6-3, 7-6.
The Sister Rivalry begins in 2001. However, in this final Venus beat Serena 6–2, 6–4.
A lot had changed this year. Venus Williams, who had been the two-time defending champion, lost to Serena Williams in a set of 6–4, 6–3.
After a long gap of six years, Williams again reached the US Open final. Serena won the 2008 US Open women's singles title by defeating Jelena Jankovic: 6–4, 7–5.
In 2014, Williams won her 3rd consecutive US Open title by defeating Caroline Wozniacki in a straight set of 6-3, 6-3.