The Association of Tennis Professionals (ATP) is the governing body of the men's professional tennis circuits – the ATP Tour, the ATP Challenger Tour and the ATP Champions Tour. It was formed in September 1972 by Donald Dell, Jack Kramer, and Cliff Drysdale to protect the interests of professional tennis players, and Drysdale became the first president. Since 1990 the association has organized the ATP Tour, the worldwide tennis tour for men and linked the title of the tour with the organization's name. It is the governing body of men's professional tennis. In 1990 the organization was called the ATP Tour, which was renamed in 2001 as just ATP and the tour being called ATP Tour. In 2009 the name of the tour was changed again and was known as the ATP World Tour, but changed again to the ATP Tour by 2019. It is an evolution of the tour competitions previously known as Grand Prix tennis tournaments and World Championship Tennis (WCT). The ATP's global headquarters are in London. ATP Americas is based in Ponte Vedra Beach, Florida; ATP Europe is headquartered in Monaco; and ATP International, which covers Africa, Asia and Australasia, is based in Sydney, Australia.
Brian Vahaly is an American former professional tennis player and a graduate of University of Virginia. He reached the quarterfinals of the 2003 Indian Wells Masters and achieved a career-high of world no. 57 in March 2003.
Jan Leschly is a Danish businessman and former professional tennis player. He was a semi finalist in the men's singles at the 1967 U.S. National Championships, and a quarter finalist in doubles at the1966 Wimbledon Championships. Between 1957 and 1973 he won 18 career titles in singles.
Andrea Gaudenzi is an Italian former tennis player and the current chairman of the Association of Tennis Professionals (ATP) since January 2020.
Brian Edward Gottfried is a retired American tennis player who won 25 singles titles and 54 doubles titles during his professional career. He was the runner-up in singles at the 1977 French Open, won the 1975 and 1977 French Open Doubles as well as the 1976 Wimbledon Doubles. He achieved a career-high singles ranking on the ATP tour on June 19, 1977, when he became world No. 3, and a career-high doubles ranking on December 12, 1976, when he became world No. 2.
Potito Starace is an Italian former professional tennis player on the ATP Tour. He achieved a career-high singles ranking of world no. 27 on October 15, 2007. He was a clay court specialist, and was coached by Umberto Rianna.
Ricardo Augusto Amaral Acioly is a former tennis player from Brazil. He has what is considered by many one of the most complete and successful careers in Brazilian tennis, having been recognized Internationally as a player, coach, executive, tournament promoter, and sports commentator.
The 2007 ATP Tour was the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2007 tennis season. The ATP Tour is the elite tour for professional tennis organized by the Association of Tennis Professionals. The ATP Tour includes the four Grand Slam tournaments, the Tennis Masters Cup, the ATP Masters Series, the International Series Gold and the International Series tournaments.
Ismail El Shafei is an Egyptian former professional tennis player and president of the Egyptian Tennis Federation. He is currently a member of the board of directors of the International Tennis Federation and is chairman of the ITF Junior Circuit. He won six career singles titles and reached eleven finals. In doubles, he won nine career titles.
Brad Drewett was an Australian tennis player and ATP official. He was the 1975 and 1977 Australian Open junior champion and the youngest player at age 17 to win the title since Ken Rosewall and John Newcombe. He was also the third-youngest Australian Open quarterfinalist in his first Grand Slam appearance, at 17 years 5 months in 1975, behind Boris Becker, 17 years 4 days in 1984 and Goran Ivanišević, 17 years 4 months in 1989.
Giorgio Galimberti is a former Italian professional tennis player.
Van Winitsky is a former professional tennis player from the United States. He achieved a career-high rankings of World No. 7 in doubles in October 1983 and world No. 35 in singles in February 1984.
Massimo Bertolini is a retired, Italian professional tennis player.
Daniel Elsner is a former professional German tennis player.
Massimo Cierro is a former professional tennis player from Italy.
Filippo Baldi is an Italian tennis player who was a semifinalist at the 2013 Australian Open – Boys' singles and quarterfinalist at the 2014 Wimbledon Championships – Boys' singles. With Gianluigi Quinzi he won the 2012 Junior Davis Cup defeating the Australian team: it was the first time ever for an Italian team.
Massimo Boscatto is a former professional tennis player from Italy.
Daniel Masur is a German professional tennis player. Masur has a career-high ATP singles ranking of world No. 176, which he first achieved in March 2022 and in doubles of No. 149 achieved in September 2022.
Massimo Dell'Acqua is a former professional tennis player from Italy.
The 2021 ATP Tour was the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2021 tennis season. The 2021 ATP Tour calendar comprised the Grand Slam tournaments, the ATP Finals, the ATP Tour Masters 1000, the ATP Cup, the ATP Tour 500 series and the ATP Tour 250 series. Also included in the 2021 calendar were the Davis Cup, the Summer Olympics in Tokyo, Next Gen ATP Finals, Laver Cup, none of which distributed ranking points.
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