Andrei Luzgin is a tennis coach and former Estonian tennis player. He achieved his career high ATP singles ranking in 1996 at No. 1212. The same year he also achieved his career high doubles ranking at No. 844.
Jürgen Zopp is an Estonian retired tennis player. He is Estonia's all-time highest ranked male tennis player with a career-high singles ranking of World No. 71 in 2012.
Attila Balázs is a Hungarian former professional tennis player. He has a career-high singles ATP ranking of No. 76 achieved on 2 March 2020. He is a seven time Hungarian National Tennis Champion; after Béla von Kehrling, József Asbóth and István Gulyás. He is the fourth Hungarian player who was able to win at least 6 consecutive National Championships.
Peter Gojowczyk is a German former professional tennis player. He achieved a career-high ATP singles ranking of world No. 39 in June 2018. He won one ATP singles title and reached two more finals.
Vladimir Ivanov is an Estonian tennis player.
Henri Joona Julius Laaksonen is a Swiss inactive professional tennis player. His highest singles ranking is world No. 84, which he achieved on 14 February 2022, and his highest doubles ranking is world No. 191, achieved on 24 December 2018.
Andrey Andreyevich Rublev is a Russian professional tennis player. He has been ranked as high as world No. 5 in singles by the ATP, which he first achieved in September 2021.
Yegor Alekseyevich Gerasimov or Yahor Alyakseyevich Herasimaŭ is a Belarusian professional tennis player. He has a career high ATP singles ranking of world No. 65, which he achieved on 24 February 2020. He also achieved a career high ATP doubles ranking of No. 263 on 2 March 2015. He is the current No. 1 Belarusian player.
Roman Rishatovich Safiullin is a Russian professional tennis player. Safiullin has a career high ATP singles ranking of world No. 36 achieved on 8 January 2024, and in doubles of world No. 151 achieved on 19 August 2024.
Tim van Rijthoven is a Dutch professional tennis player.
Daniil Sergeyevich Medvedev is a Russian professional tennis player. He has been ranked as high as world No. 1 in men's singles by the ATP. He has won 20 ATP Tour singles titles, including the 2021 US Open and 2020 ATP Finals.
Kenneth Raisma is an Estonian tennis player.
Antoine Bellier is a Swiss former professional tennis player. He has a career high ATP singles ranking of world No. 168, achieved on 10 April 2023 and a doubles ranking of No. 331 achieved on 22 April 2024. Bellier has won one ATP Challenger and four ITF singles titles as well as twelve doubles titles on the ITF Men's Circuit. He has a serve-and-volley style of play. Bellier has represented Switzerland in Davis Cup, where he has a win–loss record of 1–4.
Zsombor Piros is a Hungarian professional tennis player. Piros has a career-high ATP singles ranking of world No. 106, achieved on 4 March 2024. He also has a career-high ATP doubles ranking of world No. 991, achieved on 8 August 2022. He is currently the No. 3 Hungarian player.
Yannick Hanfmann is a German professional tennis player. He has a career-high ATP singles ranking of world No. 45, achieved in July 2023, and a doubles ranking of No. 81, achieved in July 2024.
Jiří Lehečka is a Czech professional tennis player. Lehečka has a career high ATP singles ranking of world No. 23 achieved on 15 January 2024. He also has a career high ATP doubles ranking of No. 144 achieved on 15 January 2024. He is currently the No. 2 Czech player in singles. Lehečka had a career high ITF junior combined ranking of No. 10 achieved on 11 March 2019.
Robert Strombachs is a Latvian-German tennis player. He has a career high ATP singles ranking of world No. 338, achieved on 27 November 2023. He also has a career high doubles ranking of No. 383, achieved on 19 August 2019. He is currently the No. 1 Latvian player.
Nuno Borges is a Portuguese professional tennis player. Borges has a career high ATP singles ranking of world No. 30 achieved on 9 September 2024 and a doubles ranking of No. 69 achieved on 19 September 2022. He is currently the No. 1 ranked Portuguese player.
Matteo Arnaldi is an Italian professional tennis player. He has a career high ATP singles ranking of world No. 30, achieved on 12 August 2024, and a career high doubles ranking of world No. 286, achieved on 8 August 2022. He is currently the No. 3 Italian. Representing Italy, he was part of the Italian squad winning the 2023 Davis Cup and won the Gold Medal at the 2022 Mediterranean Games in men singles.
Mark Lajal is an Estonian tennis player. He has a career high ATP singles ranking of world No. 191, achieved on 20 November 2023. He also has a career high ATP doubles ranking of No. 710, achieved on 9 September 2024. He is currently the No. 1 Estonian player.
Estonia 
