Sébastien René Grosjean is a French former professional tennis player. Grosjean reached the semifinals at the 2001 Australian and French Opens, and at Wimbledon in 2003 and 2004. He finished eight consecutive seasons ranked in the top 30 (1999–2006), peaking at world No. 4 in October 2002. Grosjean retired from professional tennis in May 2010.
Xavier Malisse is a Belgian former professional tennis player. Born in the north-western Flemish city of Kortrijk and nicknamed X-Man, he is one of only two Belgian men to have been ranked in the top 20 of the ATP Tour, with a career-high singles ranking of world No. 19.
Feliciano López Díaz-Guerra is a Spanish professional tennis player. He achieved his career-high singles ranking of world No. 12 in March 2015 and doubles ranking of world No. 9 in November 2016. In 2005, López was the first male Spanish tennis player to reach the quarterfinals of Wimbledon since 1972. He repeated the feat in 2008 and 2011. López defeated Tim Henman at the 2007 Wimbledon second round. Throughout his career, he has played in the most five-set matches that have gone beyond 6–6 in the post-tiebreak era, his longest fifth set being 16–14 at the 2009 Australian Open against Gilles Müller. He reached the quarterfinals of the 2015 US Open, and won his first Grand Slam title at the 2016 French Open when he won the men's doubles title with Marc López. In 2017 at the age of 35 López won the Aegon Championship at The Queen's Club, London, beating Marin Čilić in a third set tiebreak. He distinguished himself by winning his ATP titles, both in singles and doubles, on all surfaces, hard, grass and clay. During the 2018 Wimbledon Championships, López made his 66th consecutive Grand Slam main draw appearance, surpassing the previous record of 65 consecutive appearances held by Roger Federer. At the 2022 Australian Open, his record reached 79 consecutive Grand Slam appearances. As of 2022 Wimbledon, he shares the record for most Grand Slam appearances with Federer at 81. He has made 21 consecutive French Open appearances, also a record. López also holds the record for most losses on the ATP Tour, with 488. On 22 June 2021, he achieved 500 match wins at the 2021 Mallorca Championships, putting him No. 10 on the list of active players with over 500 match wins. On 13 July 2021 at the 2021 Hamburg European Open, he became the fifth player in the world to reach 10,000 aces on the most aces in career list. With his direct entry in the 2021 Indian Wells, he broke the record with his 139th participation in events in the Masters 1000 category.
Gilles Müller is a Luxembourgish former professional tennis player. He is a two-time major singles quarterfinalist, and the most successful male tennis player in Luxembourgish history. Müller won two titles on the ATP 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 net skills. Following his retirement, Müller was appointed as Luxembourg's Davis Cup team captain.
Jürgen Melzer is an Austrian former professional tennis player. Melzer reached a career-high singles ranking of world No. 8 in April 2011, and a doubles ranking of world No. 6 in September 2010. He has a younger brother, Gerald Melzer, with whom he played doubles in several tournaments.
Alejandro Falla Ramírez is a retired professional male tennis player from Colombia. The left-hander turned pro in 2000 and achieved a career-high singles ranking of World No. 48 in July 2012. At the 2006 Wimbledon tournament, Falla upset 9th seed Nikolay Davydenko and at the 2007 Sony Ericsson Open he beat 9th seed Tommy Haas in straight sets. He reached the semifinals of the Grand Prix de Tennis de Lyon in 2007, beating players such as the 5th seed Ivan Ljubičić.
Robert Bradley Kendrick is an American retired professional tennis player. He turned professional in 2000. His career-high singles ranking is World No. 69, achieved in July 2009.
Kurt Nielsen was a Danish tennis player. He was born in Copenhagen, and was the first Danish tennis player ever to have played in a men's singles final in a Grand Slam tournament.
Go Soeda is a former professional 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.
André Rezende Sá is a former Brazilian tennis player.
Simon Aspelin is a former professional tennis doubles player from Sweden who turned professional in 1998. His success mainly came in doubles, winning 12 titles and reaching World No. 7 in March 2008. In men's doubles, Aspelin won the 2007 US Open and the Silver medal at the 2008 Summer Olympics.
Steve Darcis is a Belgian retired professional tennis player. In his career, he won two ATP titles and achieved a career-high singles ranking of world No. 38 on 22 May 2017.
Robert Lindstedt is a Swedish former professional tennis player who specialized in doubles. He turned professional in 1998, and reached a career-high doubles ranking of world No. 3 in May 2013. Lindstedt won his first Grand Slam title at the 2014 Australian Open with partner Łukasz Kubot. He has also reached four finals at the Wimbledon Championships: in 2010, 2011 and 2012 alongside Horia Tecău in men's doubles, and in 2019 with Jeļena Ostapenko in mixed doubles.
Marsel İlhan is a Turkish professional tennis player, who was ranked No. 1 in Turkey and with a career-high singles ranking of world No. 77 in March 2015. He is the first ever Turkish player to reach the second round in a Grand Slam tournament, as well as the first Turkish player to win a Challenger Tournament and also the first to enter the top 100 in the world rankings.
Grega Žemlja is a retired Slovenian tennis player. He has won five singles titles and one doubles title on the ATP Challenger Tour. In 2012, he reached the third round of the US Open, the first Slovenian male player ever to reach that stage in a Grand Slam tournament. He is also the first Slovenian ATP player who in 2013 reached third round at Wimbledon. He reached his highest ATP ranking of World No. 43 in singles in May 2013, becoming the first Slovene ATP player to reach the top 50. Žemlja also became the first Slovene player earning over 1 million US dollars in prize money, and he was the highest-paid Slovene player in history until he was passed by Blaž Kavčič. He represented his country as a member of Slovenia Davis Cup team.
Gerald Melzer is a professional Austrian tennis player. As a qualifier, he reached the semifinals of Munich in 2015. He achieved a career-high singles ranking of world No. 68 in November 2016.
Radu Albot is a Moldovan professional tennis player. He is the first player from Moldova to win ATP singles and doubles titles.
Matt Reid is an Australian professional tennis player. His highest ATP singles ranking is world No. 183, which he reached on 3 February 2014. His career high in doubles was at world No. 60 set on 11 September 2017.
Juan Ignacio Londero is an Argentine tennis player.
Tristan Lamasine is a French, professional tennis player.
Belgium
