The Women's Tennis Association (WTA) is the principal organizing body of women's professional tennis. It governs the WTA Tour, which is the worldwide professional tennis tour for women, and was founded to create a better future for women's tennis. The WTA's corporate headquarters is in St. Petersburg, Florida, with its European headquarters in London and its Asia-Pacific headquarters in Beijing.
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 ILTF Grand Prix tennis circuit was a professional tennis tour for male players that existed from 1970 to 1989. The Grand Prix and World Championship Tennis (WCT) were the two predecessors to the current tour for male players, the ATP Tour, with the Grand Prix being more prominent.
The racket sport traditionally named lawn tennis, invented in Edgbaston, Birmingham, England, now commonly known simply as tennis, is the direct descendant of what is now denoted real tennis or royal tennis, which continues to be played today as a separate sport with more complex rules. The first Lawn Tennis Club and tournament was held in Royal Leamington Spa on 1 August 1882.
The Belgian Open was a women's tennis tournament founded in 1899 as a combined men's and women's clay court tennis tournament.
The Düsseldorf Open was a women's clay court tennis tournament founded as a combined men's and women's tournament in 1905 called the Düsseldorf International or Internationale Düsseldorf. It remained a joint event until 1969 and was held annually at the Rochusclub Düsseldorfer Tennisclub in Düsseldorf, Germany until 1974.
The South African Open – formerly known as the South African Championships, and for sponsorship reasons the Altech NCR South African Open and the Panasonic South African Open – is a defunct Grand Prix Tennis Tour, World Championship Series, ATP Tour and Virginia Slims Circuit affiliated tennis tournament played from 1891 to 2011 in South Africa. It was part of the pre-open era international seasonal tours from 1891 to 1967 from 1968 to 1971, part of the open era independent events tour from 1972, when it became part the men's Grand Prix Tour until 1989. The women's side of the competition was only briefly part of Virginia Slims tour (1970–74) before it returned to the independent circuit.
The Düsseldorf Grand Prix or Großer Preis von Düsseldorf was a men's clay court tennis tournament founded in 1905 as a combined event men's and women's called the Düsseldorf International or Internationale Düsseldorf. It remained a joint event until 1969 and was held at the Rochusclub Düsseldorfer Tennisclub in Düsseldorf, Germany until 1977.
The 1976 Commercial Union Assurance Grand Prix was a professional tennis circuit administered by the International Lawn Tennis Federation (ILTF) which served as a forerunner to the current Association of Tennis Professionals (ATP) World Tour and the Women's Tennis Association (WTA) Tour. The circuit consisted of the four modern Grand Slam tournaments and open tournaments recognised by the ILTF. The Commercial Union Assurance Masters is included in this calendar but did not count towards the Grand Prix ranking.
The 1975 Commercial Union Assurance Grand Prix was a professional tennis circuit administered by the International Lawn Tennis Federation (ILTF) which served as a forerunner to the current Association of Tennis Professionals (ATP) World Tour and the Women's Tennis Association (WTA) Tour. The circuit consisted of the four modern Grand Slam tournaments and open tournaments recognised by the ILTF. The Commercial Union Assurance Masters, Davis Cup Final and Nations Cup are included in this calendar but did not count towards the Grand Prix.
The 1974 Commercial Union Assurance Grand Prix was a professional tennis circuit administered by the International Lawn Tennis Federation (ILTF) which served as a forerunner to the current Association of Tennis Professionals (ATP) World Tour and the Women's Tennis Association (WTA) Tour. The circuit consisted of the four modern Grand Slam tournaments and open tournaments recognised by the ILTF. The season-ending Commercial Union Assurance Masters and Davis Cup Final are included in this calendar but did not count towards the Grand Prix ranking.
The 1970 Pepsi-Cola ILTF Grand Prix was a tennis circuit administered by the International Lawn Tennis Federation (ILTF) which served as a forerunner to the current Association of Tennis Professionals (ATP) World Tour and the Women's Tennis Association (WTA) Tour. It was the inaugural edition of the Grand Prix circuit and consisted of men's tournaments recognised by the ILTF. The creation of the Grand Prix circuit, on an experimental basis during its first year, was announced in April 1970 by the president of the ILTF, Ben Barnett. It was the brainchild of Jack Kramer, former tennis promoter and winner of the Wimbledon and US championships, and was aimed at countering the influence of commercial promoters, particularly Lamar Hunt and his World Championship Tennis circuit and George MacCall's National Tennis League.
The Turkey Open originally known as the Turkey International Championships also known as the Istanbul International Championships is a defunct tennis tournament that was played on outdoor clay courts, Istanbul, Turkey. The event was part of the men's amateur tennis tour (1947–1967) with the advent of the Open Era it was part of the non-aligned tour circuit of the ITF, between 1968 and 1973. In 1975 the final year it was staged it became part of the Grand Prix tennis circuit.
The 1971 ILTF Women's Tennis Circuit was the 58th season since the formation of the International Lawn Tennis Federation in 1913, it consisted of a number of tennis tournaments for female tennis players.
The 1972 ILTF Women's Tennis Circuit was the 58th season since the founding of the International Lawn Tennis Association and was the final season to be solely administered by the ILTF.
The 1973 WTA Tour was also the first season of the WTA Tour was officially formed by Billie Jean King following a meeting held in the Gloucester Hotel in London during the week before Wimbledon. It was composed of the third annual Virginia Slims Circuit a tour of tennis tournaments for female tennis players, sponsored by Virginia Slims cigarettes. and the ILTF Commercial Union Assurance Grand Prix, a circuit of tournaments sponsored by Commercial Union Assurance Company.
The 1975 WTA Tour consisted of a number of tennis tournaments for female tennis players. It was composed of the newly streamlined version of the Virginia Slims Circuit and the Woman's International Grand Prix. The year 1975 also saw the creation of the first official ranking system and these rankings were used to determine acceptance into the tournaments.
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 Asian Championships also known as the Asian International Championships or Asian Lawn Tennis Championships was an open international men's and women's grass and clay court tennis tournament founded in 1949 as the International Championships of Asia. The tournament was one of eight official championships of the International Lawn Tennis Federation. It was first played at the Calcutta South Club, Calcutta, India. The international tournament was played at other locations until September 1972 when it was discontinued as part of the ILTF Independent Tour.
The City of Perth Championships was a men's and women's tennis tournament founded in 1922, replacing the earlier tournament the Perth Metropolitan Championships (1905–1921) which was a men's only event. It was organised by the Royal King's Park Tennis Club, Perth, Western Australia, and played on asphalt and grass courts and ran until 1983 as part of the ILTF Independent Circuit.
Margaret Court 
Virginia Wade 
Olga Morozova 
Helga Niessen Masthoff 
Martina Navratilova 
Kazuko Sawamatsu 