The ATP Tour is the sole worldwide top-tier tennis tour for men organized by the Association of Tennis Professionals founded in 1990 that replaced the earlier dual Grand Prix Circuit and WCT Circuit. 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 Porto Open is a professional tennis tournament played on outdoor hard courts. It is currently part of the ATP Challenger Tour and the ITF Women's World Tennis Tour, and has been held annually at the Complexo Ténis Monte Aventino in Porto, Portugal, since 1999 for women and since 2007 for men.
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 Chinese tennis player. She has a career-high singles ranking of world No. 34, achieved on 2 March 2020, and a doubles ranking of No. 15, achieved on 11 July 2016. In her career, she won one singles title in 2019, and six doubles titles on the WTA Tour. She also reached the final of the 2019 French Open in doubles with compatriot Duan Yingying.
The 2011 Ningbo Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2011 ATP Challenger Tour and the second edition for the 2011 ITF Women's Circuit. It took place in Ningbo, China between 12 and 18 September 2011.
Demi Schuurs is a Dutch professional tennis player who specializes in doubles. On 22 October 2018, she peaked at No. 7 in the doubles rankings. In February 2015, she reached a career-high singles ranking of world No. 512.
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.
The Canberra Tennis International is a tournament for professional male and female tennis players played on outdoor hardcourts. The event is classified as a $164,000 ATP Challenger Tour and WTA 125. Prior to 2024, the women's edition was held as a $60,000 ITF Women's Circuit tournament. The tournament has been staged in Canberra, Australia, since 2015.
The Hua Hin Challenger was a tennis tournament for professional male and female tennis players played on outdoor hard courts. The event was classified as a $125,000 ATP Challenger Tour and WTA 125K series tournament and was held in Hua Hin District, Thailand, in 2015 and 2017.
Tamara Korpatsch is a German tennis player. She has a career-high singles WTA ranking of No. 71, achieved on 23 October 2023, and doubles ranking of No. 290, achieved on 21 October 2024. Korpatsch owns one singles title on the WTA Tour. She has also won one singles title on WTA Challenger Tour and eleven singles titles on the ITF Circuit.
A carpet court is a type of tennis court. The International Tennis Federation describes the surface as a "textile or polymeric material supplied in rolls or sheets of finished product". It is one of the fastest court types, second only to grass courts. The use of carpet courts in ATP Tour competitions ended in 2009. In women's tennis, no WTA Tour tournaments have used carpet courts since the last edition of the Tournoi de Québec in 2018. ATP Challenger and ITF circuit level tournaments with carpet courts continue to exist up to the present (2024).
The 2021 International Tennis Federation (ITF) Women's World Tennis Tour is the entry-level and mid-level tour for women's professional tennis. It is organized by the International Tennis Federation and is a tier below the Women's Tennis Association (WTA) Tour. The ITF Women's World Tennis Tour provides a professional pathway between the ITF Junior World Tennis Tour and the WTA Tour. The results of ITF tournaments are incorporated into the WTA ranking, which enables professionals to progress through to the elite levels of women's professional tennis. The ITF Women's World Tennis Tour offers approximately 500 tournaments across 65 countries and incorporates five prize money levels of tournaments: $15,000, $25,000, $60,000, $80,000 and $100,000
Daria Kasatkina 
Demi Schuurs 
Yuan Yue 
