Jan Hernych is a retired professional male tennis player from Czech Republic. Born in Prague, he turned pro in 1998 and achieved his career-high singles ranking of World No. 59 in April 2009. He won one doubles title and was runner-up in 's-Hertogenbosch in 2006.
Denis Olegovich Istomin is an Uzbek professional tennis player. He has won two singles titles and achieved a career-high singles ranking of world No. 33 in August 2012. In January 2017, he defeated defending champion Novak Djokovic in the second round of the Australian Open.
Sébastien de Chaunac is a retired French professional tennis player. He mainly played ATP Challenger Series tournaments, capturing one singles and two doubles titles. He has appeared in the main draw of grand slam tournaments a total of eight times.
John-Laffnie de Jager is a South African former tour professional tennis player. A doubles specialist, de Jager reached the semi-finals for three different grand slam tournaments three times in three different years partnering three different fellow South African players. de Jager is the current non-playing captain of the South Africa Davis Cup team.
Ruben Bemelmans is a Belgian male professional tennis player. He has a career-high ATP ranking of world No. 84 in singles, achieved on 28 September 2015, and world No. 128 in doubles, achieved on 1 October 2012. As a qualifier, Bemelmans reached the quarterfinals of Vienna in 2013, defeating No. 4 seed Philipp Kohlschreiber en route.
The 2010 Trofeo Paolo Corazzi was a professional tennis tournament played on outdoor hard courts. It was part of the 2010 ATP Challenger Tour. It took place in Cremona, Italy between May 17 and May 23, 2010.
The 2010 Fifth Third Bank Tennis Championships was a professional men's tennis tournament played on hard court. It was a sixteenth edition of the tournament which was part of the 2010 ATP Challenger Tour. It took place in Lexington, Kentucky, United States, between 19 July and 24 July 2010.
The 2010 Natomas Men's Professional Tennis Tournament was a professional tennis tournament played on hard courts. It was the sixth edition of the tournament which was part of the 2010 ATP Challenger Tour. It took place in Sacramento, United States between 4 and 11 October 2010.
The 2011 Savannah Challenger was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Savannah, Georgia, United States between 2 and 8 May 2011.
Denis Kudla is an American professional tennis player. A product of the Junior Tennis Champions Center, he has won seven Challenger singles titles and eight Challenger doubles titles in his career. His career-high ATP singles ranking is World No. 53, achieved in May 2016. His career-high ATP doubles ranking is World No. 133, achieved in August 2018.
Melle van Gemerden is a former professional tennis player from the Netherlands.
Félix Auger-Aliassime is a Canadian professional tennis player. He is the third-youngest player ranked in the top 20 by the Association of Tennis Professionals (ATP), and has a career-high singles ranking of No. 9, which he achieved on 10 January 2022, and doubles ranking of No. 60, attained on 1 November 2021. He has one singles title and one doubles title on the ATP Tour.
Denis Viktorovich Shapovalov is a Canadian professional tennis player. He has been ranked as high as world No. 10 in singles by the Association of Tennis Professionals (ATP), which he first achieved in September 2020. He is the third highest-ranked Canadian male player in history behind Félix Auger-Aliassime and Milos Raonic. He has won one ATP Tour singles title and produced his best Grand Slam performance at the 2021 Wimbledon Championships, where he reached the semifinals. Shapovalov also has a career-high doubles ranking of world No. 44, which he attained in February 2020.
Lloyd George Muirhead Harris is a South African professional tennis player. He has been ranked as high as World No. 31 in singles by the Association of Tennis Professionals (ATP), achieved on 13 September 2021, making him the current African and South African No. 1 men's singles player. He has a career-high doubles ranking of World No. 131, achieved on 7 March 2022. Harris has won three ATP Challenger singles titles and two Challenger doubles titles and has also won 13 ITF singles titles and 4 ITF doubles titles.
The 2016 Challenger Banque Nationale de Drummondville was a professional tennis tournament played on indoor hard courts. It was the 10th edition of the tournament and part of the 2016 ATP Challenger Tour, offering a total of $50,000 in prize money. It took place in Drummondville, Canada between March 14 and March 20, 2016.
Nick Weal is a British former professional tennis player.
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.
Jiří Lehečka is a Czech tennis player. Lehečka has a career high ATP singles ranking of World No. 91 achieved on 7 March 2022. He also has a career high ATP doubles ranking of World No. 214 achieved on the same date. Lehečka has a career high ITF junior combined ranking of No. 10 achieved on 11 March 2019. He is currently the No. 2 Czech tennis player in singles.
The 2021 Saint Petersburg Challenger II was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Saint Petersburg, Russia between 8 and 14 March 2021.
The 2021 Orlando Open was a professional tennis tournament played on hard courts. It was the third edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Orlando, United States between 12 and 18 April 2021.
Belgium 