Robert Charles Bryan is an American former doubles world No. 1 tennis player. He has won twenty-three Grand Slam titles: 16 in men's doubles and 7 in mixed doubles. He turned professional in 1998. With his twin brother Mike, he was the world No. 1 doubles player for several years, first achieving the top ranking in September 2003. The brothers were named ATP Team of the Decade for 2000–2009. The brothers became the second men's doubles team to complete the Career Golden Slam at the 2012 Summer Olympics.
Rohan Bopanna is an Indian professional tennis player. His singles career-high ranking was world No. 213 in 2007 and his career-high ranking in doubles was world No. 3 on 22 July 2013. Recently, most of his appearances in professional tournaments have been in doubles matches. He has been a member of the Indian Davis Cup team since 2002. In 2010, he finished as a runner-up in doubles at the US Open, partnering with Aisam-ul-Haq Qureshi. He won the 2017 French Open mixed-doubles title with Gabriela Dabrowski becoming the fourth Indian player to win a Grand Slam title.
Marcel Granollers Pujol is a Spanish professional tennis player. He reached his career-high singles ranking of world No. 19 in July 2012, and his career-high doubles ranking of world No. 4 in February 2013. Granollers has won four ATP singles titles and 23 doubles titles, including the 2012 ATP World Tour Finals. He has also reached the men's doubles finals at the 2014 French Open, the 2014 and 2019 US Open, and the 2021 Wimbledon Championships. Granollers' brother Gerard is also a tennis player, and they have won five Challenger doubles titles together.
Marc López Tarrés is a Spanish professional tennis player and coach. His career-high ATP singles ranking is world No. 106 and world No. 3 in doubles.
Pierre-Hugues Herbert is a French professional tennis player. In doubles, he has completed the Career Grand Slam with titles at the 2015 US Open, the 2016 Wimbledon Championships, the 2018 French Open, the 2021 French Open, and the 2019 Australian Open partnering Nicolas Mahut. His career-high doubles ranking is World No. 2 achieved on 11 July 2016. The pair have also claimed seven ATP Tour Masters 1000 titles and ATP Finals titles in 2019 and 2021. In singles, Herbert has reached four ATP career finals and achieved his career-high singles ranking of world No. 36 on 11 February 2019.
Brian Battistone is an American professional tennis player. He was born in Santa Barbara, California and currently resides in Las Vegas, Nevada. Throughout his career, Battistone has reach a career high ranking of 853 in singles and 88 in doubles. Battistone is one of only three people to use a two-handled tennis racket.
Thomas Schoorel is a retired Dutch tennis player.
The 2013 ATP World Tour was the global elite professional tennis circuit organized by the Association of Tennis Professionals (ATP) for the 2013 tennis season. The 2013 ATP World Tour calendar comprises the Grand Slam tournaments, the ATP World Tour Masters 1000, the ATP World Tour 500 series, the ATP World Tour 250 series, the Davis Cup and the ATP World Tour Finals. Also included in the 2013 calendar is the Hopman Cup, which was organized by the ITF and does not distribute ranking points.
Julian Lenz is a German tennis player. He won the 2011 US Open boys' doubles title, partnering Robin Kern. He has an ATP career high singles ranking of world No. 227, achieved in January 2020. In doubles, he reached his career-high ranking of No. 162 in June 2021.
The 2016 ATP World Tour was the global elite professional tennis circuit organized by the Association of Tennis Professionals (ATP) for the 2016 tennis season. The 2016 ATP World Tour calendar comprised the Grand Slam tournaments, the ATP World Tour Masters 1000s, the ATP World Tour 500 series, the ATP World Tour 250 series, the Davis Cup, and the ATP World Tour Finals. Also included in the 2016 calendar were the tennis events at the 2016 Summer Olympics and Hopman Cup, neither of which distributed ranking points.
Joe Salisbury is a British professional tennis player. He is a doubles specialist who has reached a career-high doubles ranking of world No. 3 by the Association of Tennis Professionals (ATP), on 10 February 2020. He has won eight ATP Tour doubles and two mixed-doubles titles.
The 2017 ATP World Tour was the global elite men's professional tennis circuit organized by the Association of Tennis Professionals (ATP) for the 2017 tennis season. The 2017 ATP World Tour calendar comprised the Grand Slam tournaments, the ATP World Tour Masters 1000, the ATP Finals, the ATP World Tour 500 series, the ATP World Tour 250 series and the Davis Cup. Also included in the 2017 calendar are the Hopman Cup and the Next Gen ATP Finals, which do not distribute ranking points.
The 2018 ATP World Tour was the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2018 tennis season. The 2018 ATP World Tour calendar comprised the Grand Slam tournaments, the ATP World Tour Masters 1000, the ATP Finals, the ATP World Tour 500 series, the ATP World Tour 250 series and the Davis Cup. Also included in the 2018 calendar are the Hopman Cup and the Next Gen ATP Finals, which do not distribute ranking points.
Alex Lawson is an American tennis player.
Tomislav Draganja is a Croatian tennis player. Draganja usually competes on the ATP Challenger Tour
The 2019 ATP Tour was the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2019 tennis season. The 2019 ATP Tour calendar comprised the Grand Slam tournaments, the ATP Tour Masters 1000, the ATP Finals, the ATP Tour 500 series, the ATP Tour 250 series and Davis Cup. Also included in the 2019 calendar were the Hopman Cup, the Laver Cup and the Next Gen ATP Finals which do not distribute ranking points. For the Masters series events the ATP introduced a shot clock. Players had a minute to come on court, 5 minutes to warmup, and then a minute to commence play, as well as 25 seconds between points.
Ivan Sabanov is a Serbian tennis player who formerly represented Croatia. He has won one ATP doubles title and 28 ITF doubles titles. Sabanov has a career high ATP singles ranking of World No. 907 achieved on 25 August 2014. He also has a career high ATP doubles ranking of World No. 94 achieved on 18 October 2021.
Matej Sabanov is a Serbian tennis player who formerly represented Croatia. He has won one ATP doubles title and 28 ITF doubles titles. Sabanov has a career high ATP singles ranking of 640 achieved on 20 October 2014. He also has a career high ATP doubles ranking of World No. 94 achieved on 18 October 2021.
The 2020 ATP Tour was the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2020 tennis season. The 2020 ATP Tour calendar was composed of the Grand Slam tournaments, the ATP Finals, the ATP Tour Masters 1000, the ATP Cup, the ATP Tour 500 series, the ATP Tour 250 series, and the Davis Cup. Also included in the 2020 calendar were the tennis events at the Next Generation ATP Finals, and the Laver Cup, neither of which distributed ranking points. Several tournaments were suspended or postponed due to the COVID-19 pandemic, including the Summer Olympics in Tokyo. On 17 June 2020, ATP issued the revised calendar for Tour resumption.
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.
United States 
