Frank Russell Dancevic is a retired Canadian professional tennis player. He first became the country's top singles player, according to ATP rankings, on February 10, 2003, as an 18-year-old, and remained so from January 30, 2006, until June 20, 2010. Dancevic has reached two ATP singles finals, the quarterfinals of the 2007 Montreal Masters and achieved a career-high singles ranking of world No. 65 in September 2007.
Frédéric Niemeyer is a Canadian retired, professional tennis player and was tennis coach at Tennis Canada for 10 years and he is now a freelance Tennis Consultant and Coach.
Nicolas Pierre Armand Mahut is a French professional tennis player who is a former world No. 1 in doubles.
Sergiy Eduardovych Stakhovsky is a Ukrainian former professional tennis player. Stakhovsky turned professional in 2003 and played mostly at the Challenger level from 2005 to 2008. His career-high rankings were World No. 31 in singles and No. 33 in doubles.
Ryan Harrison is an American professional tennis player. Harrison has won one career ATP title in singles at the 2017 Memphis Open to go along with four in doubles, including the 2017 French Open.
Peter Polansky is a Canadian professional tennis player of Czech origin. He was Canada's top singles player from June 21, 2010, until January 17, 2011, in the ATP rankings. He was also Canada's No. 2 from August 4, 2008, until June 21, 2010, with the exception of one week. In 2018, he became the first player in the Open Era to qualify for all four Grand Slam tournaments as a lucky loser within the same calendar year.
Pierre-Ludovic Duclos-Lasnier, commonly referred to as Pierre-Ludovic Duclos, is a Canadian former professional tour tennis player. In 2014 he was sentenced to six-years in prison for attempting to have a sexual encounter with a 13-year-old girl.
Yuki Bhambri is an Indian professional tennis player. He is a former junior no. 1 and winner of the 2009 Australian Open Junior Championship. He is the first Indian to win the junior Australian Open title and the fourth Indian in history to capture a junior singles title at a Grand Slam championship. He represents India in the Davis Cup.
Julio Leonardo Peralta Martínez is an inactive professional tennis player from Chile. Peralta has found success in the late stage of his career, reaching no. 29 in the ATP rankings in doubles. He captured six doubles titles at ATP World Tour and one singles challenger title. He went on hiatus from 2005 to 2007, from 2009 to 2011, from 2012 to 2014 and from 2018 to 2022.
Jack Sock is an American pickleball player and former professional tennis player. He won four career singles titles and 17 doubles titles on the ATP Tour, and had career-high tennis rankings of world No. 8 in singles and world No. 2 in doubles.
Liam Tarquin Broady is a British professional tennis player. He reached a career high ranking of world No. 93 on 25 September 2023.
Steve Johnson Jr. is an American professional tennis player. For one week in August 2016 he was the top-ranked American in men's singles. He has a career-high singles ranking of world No. 21 achieved on July 25, 2016, and a doubles ranking of world No. 39 achieved on May 23, 2016. He has won four ATP Challenger Tour titles and four ATP Tour 250 titles, one at Nottingham on grass, twice at Houston on clay and most recently at Newport on grass. He won a bronze medal in men's doubles at the 2016 Olympics with fellow American Jack Sock.
Filip Peliwo is a Canadian-born Polish professional tennis player. He reached a career-high ATP singles ranking of No. 161 on May 21, 2018. In 2022, he began competing for Poland. Peliwo became the first Canadian male and second Canadian ever to win a Grand Slam in singles at any level with his 2012 Wimbledon boys' title win. This was Canada's second Grand Slam title in two days, one day after Eugenie Bouchard's. With the victory, Peliwo reached the No. 1 combined junior world ranking in July 2012, the first time a Canadian has been top ranked. He won his second straight junior Grand Slam title at the 2012 US Open. Peliwo was also runner-up in the boys singles events at the 2012 Australian Open and French Open.
Jarmere Jenkins is a retired American professional tennis player who became the hitting partner for Serena Williams. He was the 2013 Intercollegiate Tennis Association (ITA) National Player of the Year and male ACC Athlete of the Year after earning the national championships in indoor singles, outdoor doubles and team competition while also finishing runner up in outdoor singles. He was the first Atlantic Coast Conference athlete to win ACC athlete of the year solely for tennis accomplishments. In his first full year as a pro, he cracked the top 200 in the 2014 year end rankings at 193, but the costs of travel became prohibitive for him and he retired in 2017.
Andrew Whittington is a former Australian professional tennis player. He made the world's top 200 in August 2016 following a semifinal run at the 2016 Kentucky Bank Tennis Championships. His best performance came by reaching the quarterfinals of the 2014 Australian Open with Alex Bolt. In May 2014, Whittington and Bolt won the China International Challenger, which was both players' first Challenger doubles title. He made his singles grand slam debut at the 2017 Australian Open after being given a wildcard.
Tristan Lamasine is a French, professional tennis player.
Michael Mmoh is an American professional tennis player. Mmoh has a career-high ATP singles ranking of No. 81 achieved on 11 September 2023. He has won seven ATP Challenger titles and four ITF Futures tournaments, including his first at the age of 16. He won the USTA junior national championship in 2016.
Clarence Alley "Clay" Thompson IV is an American former professional tennis player. Thompson was born in Venice, CA, and attended 6-12th grade at Crossroads School for Arts and Sciences in Santa Monica, CA. He was a top-ranked national junior and ended his high school career as the #3 recruit in the country, choosing to play for Billy Martin at UCLA. During his tenure at UCLA, Thompson earned a BFA in creative writing with a minor in Film/TV, and during the entirety of his 2014 senior season, was the #1 ranked NCAA tennis player. Thompson holds a 119–35 record, one of the highest number of wins for a UCLA player in the school's history.
Darian King is a Barbadian tennis player. He has a career-high Association of Tennis Professionals (ATP) singles ranking of world No. 106 achieved on 8 May 2017, and a career-high ATP doubles ranking of No. 156 achieved on 21 October 2019. He has represented Barbados at the Davis Cup and at the 2016 Olympics. His first Grand Slam appearance came at the 2017 US Open, where he lost to fourth seed Alexander Zverev in straight sets.
Corentin Moutet is a French professional tennis player.
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