Ivo Karlović is a Croatian professional tennis player. His height of 211 cm makes him the joint tallest ranked tennis player in history, along with Reilly Opelka. He has won eight ATP singles titles between 2007 and 2016. He is a serve-and-volleyer and officially held the record for the fastest serve recorded in professional tennis, measured at 251 km/h (156 mph), before being surpassed unofficially by Samuel Groth in 2012, and officially by John Isner in 2016. In his prime, he was considered one of the best servers on tour, holding the all-time record for career aces with 13,728. This makes him one of only five players in history to surpass 10,000 aces. His height enables him to serve with high speed and unique trajectory.
Gilles Müller is a retired tennis player from Luxembourg. He is a two-time Grand Slam quarterfinalist and the most successful male tennis player in the history of his country. Müller won two titles on the ATP World Tour and achieved a career-high ATP singles ranking of world No. 21 on 31 July 2017. He was known for his powerful left-handed serve and excellent net skills. Following his retirement, Müller was appointed as Luxembourg's Davis Cup team captain.
Dmitry Igorevich Tursunov is a retired Russian tennis player and current tennis coach. At age 12 he moved to the United States to train and further his prospects of becoming a professional player. His career-high singles ranking was world No. 20, achieved in October 2006.
Benjamin Becker is a German retired professional tennis player who is known for defeating former world No. 1 Andre Agassi in the third round at the 2006 US Open in what was Agassi's last match as a professional player.
Go Soeda is a male Japanese tennis player. He started playing tennis at the age of four and turned professional in April 2003. He has won 18 singles titles on the ATP Challenger Tour, and achieved a career-high singles ranking of world No. 47 on 23 July 2012. He is currently coached by Davide Sanguinetti.
The 2007 Thailand Open was a tennis tournament played on indoor hard courts. It was the 5th edition of the Thailand Open, and was part of the International Series of the 2007 ATP Tour. It took place at the Impact Arena in Bangkok, Thailand, from September 24 through September 30, 2007.
The 2007 AIG Japan Open Tennis Championships was a tennis tournament played on outdoor hard courts. It was the 34th edition of the event known that year as the AIG Japan Open Tennis Championships, and was part of the International Series Gold of the 2007 ATP Tour, and of the Tier III Series of the 2007 WTA Tour. Both the men's and the women's events took place at the Ariake Coliseum in Tokyo, Japan, from October 1 through October 7, 2007.
The 2008 Qatar Open, known as the 2008 Qatar ExxonMobil Open, for sponsorship reasons, was a tennis tournament played on outdoor hard courts. It was the 16th edition of the Qatar ExxonMobil Open, and was part of the International Series of the 2008 ATP Tour. It took place at the Khalifa International Tennis Complex in Doha, Qatar, from 31 December 2007 through 5 January 2008.
The 2008 Medibank International was a tennis tournament played on outdoor hard courts. It was the 116th edition of the event known that year as the Medibank International, and was part of the International Series of the 2008 ATP Tour, and of the Tier II Series of the 2008 WTA Tour. Both the men's and the women's events took place at the NSW Tennis Centre in Sydney, Australia, from 6 through 12 January 2008.
The 2008 Estoril Open was a tennis tournament played on outdoor clay courts. It was the 19th edition of the Estoril Open for the men, and was part of the International Series of the 2008 ATP Tour, and of the Tier IV Series of the 2008 WTA Tour. Both the men's and the women's events took place at the Estádio Nacional in Oeiras, Portugal, from April 14 through April 20, 2008.
The 2008 ABN AMRO World Tennis Tournament was a men's tennis tournament played on indoor hard courts. It was the 36th edition of the event known that year as the ABN AMRO World Tennis Tournament, and was part of the ATP International Series Gold of the 2008 ATP Tour. It took place at the Rotterdam Ahoy indoor sporting arena in Rotterdam, Netherlands, from 18 February through 24 February 2008. Michaël Llodra won the singles title.
The 2008 Artois Championships was a tennis tournament played on outdoor grass courts. It was the 106th edition of the Artois Championships, and was part of the International Series of the 2008 ATP Tour. It took place at the Queen's Club in London, United Kingdom, from 9 through 15 June 2008.
The 2008 Nottingham Open was a men's tennis tournament played on outdoor grass courts. It was the 19th edition of the Nottingham Open, and was part of the International Series of the 2008 ATP Tour. It took place at the Nottingham Tennis Centre in Nottingham, England, United Kingdom, from 16 June through 21 June 2008.
The 2008 Allianz Suisse Open Gstaad was a men's tennis tournament played on outdoor clay courts. It was the 41st edition of the Allianz Suisse Open Gstaad, and was part of the International Series of the 2008 ATP Tour. It took place at the Roy Emerson Arena in Gstaad, Switzerland, from 7 July through 13 July 2008.
The 2008 Indianapolis Tennis Championships was a men's tennis tournament played on outdoor hard courts. It was the 21st edition of the Indianapolis Tennis Championships, and was part of the International Series of the 2008 ATP Tour. It took place at the Indianapolis Tennis Center in Indianapolis, Indiana, United States, from July 14 through July 20, 2008.
The 2008 Croatia Open Umag, also known by its sponsored name ATP Studena Croatia Open, was a men's tennis tournament played on outdoor clay courts. It was the 19th edition of the Croatia Open Umag, and was part of the International Series of the 2008 ATP Tour. It took place at the International Tennis Center in Umag, Croatia, from 14 July through 20 July 2008.
The 2008 Pilot Pen Tennis was a combined men's and women's tennis tournament played on outdoor hard courts. It was the 40th edition of the Pilot Pen Tennis, and was part of the International Series of the 2008 ATP Tour, and of the Tier II Series of the 2008 WTA Tour. It took place at the Cullman-Heyman Tennis Center in New Haven, United States, from August 15 through August 23, 2008.
The 2008 Open de Moselle was a men's tennis tournament played on indoor hard courts. It was the sixth edition of the Open de Moselle, and was part of the International Series of the 2008 ATP Tour. It took place at the Arènes de Metz in Metz, France, from September 29 through October 5, 2008.
Tatsuma Ito is a Japanese professional tennis player. He has won 6 Challenger tournaments and achieved a career-high singles ranking of World No. 60 in October 2012. Ito reached the quarterfinals of 's-Hertogenbosch and Moscow in 2012 and Newport and Bogota in 2015.
Radu Albot is a Moldovan professional tennis player. He is the first player from Moldova to win ATP singles and doubles titles.
Dmitry Tursunov 
Juan Martín del Potro / 
Travis Parrott 
