The International Tennis Federation (ITF) is the governing body of world tennis, wheelchair tennis, and beach tennis. It was founded in 1913 as the International Lawn Tennis Federation by twelve national tennis associations. As of 2016, there are 211 national and six regional associations that make up the ITF's membership.
The WTA Tour is a worldwide top-tier tennis tour for women organized by the Women's Tennis Association. The second-tier tour is the WTA 125K series, and third-tier is the ITF Women's World Tennis Tour. The men's equivalent is the ATP Tour.
The ATP Tour is a worldwide top-tier tennis tour for men organized by the Association of Tennis Professionals. The second-tier tour is the ATP Challenger Tour and the third-tier is the ITF Men's World Tennis Tour. The equivalent women's organisation is the WTA Tour.
The Nottingham Open, originally known as the Nottingham Championships or Nottingham Lawn Tennis Tournament (1887–1967), is a tennis tournament for men and women held in Nottingham, United Kingdom, played on outdoor grass courts at the Nottingham Tennis Centre. After being discontinued in 2008, it was downgraded in 2011 to ATP Challenger Tour and ITF Women's Circuit. briefly re-established as an ATP World Tour 250 event on the men's tour in 2015 and 2016, before returning to a Challenger event in 2017, and since 2015 it has been an international event on the women's tour. The tournament is held in June as a "warm-up" for Wimbledon.
The VanOpen, currently sponsored as Odlum Brown VanOpen, is a professional tennis tournament played on outdoor hardcourts. It is part of the Association of Tennis Professionals (ATP) Challenger Tour, and of the ITF Women's Circuit. It is held at Hollyburn Country Club in West Vancouver, British Columbia, Canada. The event was hosted continuously from 2002 to 2015, but returned in 2017 after a one-year hiatus.
The San Luis Open also known as the San Luis Potosí Open is a professional tennis tournament played on outdoor red clay courts.
The ITF Women's World Tennis Tour, previously known as the ITF Women's Circuit, is a series of professional tennis tournaments run by the International Tennis Federation for female professional tennis players.
Oksana Kalashnikova is a Georgian professional tennis player.
The Beijing International Challenger was a tennis tournament held in Beijing, China, from 2010 to 2013. The event was part of the ATP Challenger Tour and the ITF Women's Circuit and was played on outdoor hard courts. It was also part of the China Open Series.
Shuko Aoyama is a Japanese professional tennis player who specializes in doubles.
Zheng Saisai or Zheng Sai-Sai is a former Chinese tennis player. On 2 March 2020, she achieved her career-high singles ranking of world No. 34. On 11 July 2016, she peaked at No. 15 in the doubles rankings. In her career, she won one WTA Tour singles title in 2019, and five WTA doubles titles. She also reached the final of the 2019 French Open in doubles with compatriot Duan Yingying, and won three singles and three WTA 125 doubles titles, as well as twelve singles and nine doubles titles on the ITF Women's Circuit.
The Taipei Open or Taipei WTA Challenger was a tournament for female professional tennis players played on indoor carpet courts. The event was classified as a WTA 125 tournament, and held annually in November in Taipei City, from 2008 until 2015, and was sponsored by the OEC Group. In 2012, the event was upgraded from a $100k ITF tournament to a WTA Challenger tournament. Its final edition took place in 2019.
WTA 125 tournaments are an international series of professional women's tennis tournaments organized by the Women's Tennis Association since 2012.
The Kunming Open is a tennis tournament held in Anning, China since 2012. The women's event first started in 2014, joining the men's Challenger. The event is currently part of the ITF Men's World Tennis Tour and ITF Women's World Tennis Tour and is played on clay courts.
Duan Yingying is a former Chinese tennis player.
This page covers all the important events in the sport of tennis in 2013. Primarily, it provides the results of notable tournaments throughout the year on both the ATP and WTA Tours, the Davis Cup, and the Fed Cup.
Makoto Ninomiya is a Japanese professional tennis player.
Wang Xiyu is a Chinese professional tennis player. On 9 January 2023, she reached her career-high singles ranking of world No. 49. On 9 October 2023, she peaked at No. 213 in the WTA doubles rankings.
Arianne Hartono is a Dutch tennis player. In her career, Hartono has won three singles titles and eighteen doubles titles on the ITF Circuit. On 12 September 2022, she reached her best singles ranking of world No. 156, and on 11 July 2022, she peaked at No. 123 in the WTA doubles rankings.
Diana Maximovna Shnaider is a Russian tennis player. She has a career-high ranking in singles of No. 60 and in doubles of No. 206 achieved on 23 October 2023. She is a member of the North Carolina State women's tennis team.
2023 Ningbo Open 
Ons Jabeur 
Laura Siegemund 
Vera Zvonareva 
