Pierre-Hugues Herbert is a French professional tennis player. In doubles, he has completed the Career Grand Slam with titles at the 2015 US Open, the 2016 Wimbledon Championships, the 2018 French Open, the 2021 French Open, and the 2019 Australian Open partnering Nicolas Mahut. His career-high doubles ranking is World No. 2 achieved on 11 July 2016. The pair have also claimed seven ATP Tour Masters 1000 titles and ATP Finals titles in 2019 and 2021. In singles, Herbert has reached four ATP career finals and achieved his career-high singles ranking of world No. 36 on 11 February 2019.
Dustin Brown is a German-Jamaican professional tennis player who rose to fame after beating Rafael Nadal at the Halle Open in 2014 and at Wimbledon in 2015. He is known for his technique, speed, and unorthodox playing style, often entertaining the crowd with trick shots. His nickname is "Dreddy" due to his distinctive long dreadlocked hair.
Jan-Lennard Struff is a German professional tennis player. He reached his career-high ATP singles ranking of world No. 21 on 19 June 2023. In doubles, he achieved a career-high ranking of world No. 21 on 22 October 2018. He has reached three ATP Tour singles finals, including at the 2023 Madrid Masters, and won four ATP Tour doubles titles. He is the current German No. 2.
Jordan Thompson is an Australian professional tennis player, reaching a career-high ranking of world No. 32 achieved in February 2024 and in doubles of No. 59 achieved in April 2024. He has won one singles and three doubles ATP titles. He is currently the No. 2 Australian singles player.
Nikoloz Basilashvili is a Georgian professional tennis player. He reached a career-high ATP singles ranking of world No. 16 on 27 May 2019. He is currently the No. 2 Georgian player.
Tristan Lamasine is a French, professional tennis player.
Taylor Harry Fritz is an American professional tennis player. He has a career-high singles ranking of world No. 5 by the Association of Tennis Professionals (ATP), achieved on February 27, 2023, and a doubles ranking of world No. 104, achieved on July 26, 2021. Fritz has won seven ATP Tour singles titles, including a Masters 1000 title at the 2022 Indian Wells Masters. His best results at the majors are reaching the quarterfinals of the 2022 Wimbledon Championships, the 2023 US Open and the 2024 Australian Open.
Pedro Cachín is an Argentine professional tennis player. Cachin has a career-high ATP singles ranking of No. 48 achieved on 7 August 2023 and a career-high doubles ranking of No. 219 achieved on 9 May 2022. As a junior, he reached a career-high ranking of No. 8 on 9 December 2013.
Tim van Rijthoven is a Dutch inactive professional tennis player.
Antoine Bellier is a Swiss professional tennis player. He has a serve-and-volley style of play. He has a career high ATP singles ranking of world No. 168, achieved on 10 April 2023. He also has a career-high ATP doubles ranking of world No. 342 achieved on 17 April 2023. Bellier has won one ATP Challenger and four ITF singles titles as well as twelve doubles titles on the ITF Men's Circuit. Bellier has represented Switzerland in Davis Cup, where he has a win–loss record of 1–4.
Christopher Eubanks is an American professional tennis player. He played college tennis for the Georgia Tech Yellow Jackets. There, he was a two-time All-American and twice named ACC Player of the Year. He has a career-high ATP singles ranking of world No. 29, achieved on July 31, 2023. In doubles, he achieved a career-high ranking of world No. 182 on September 14, 2020.
Wu Yibing is a Chinese professional tennis player. He has been ranked as high as world No. 54 by the Association of Tennis Professionals (ATP), which he first achieved on 10 April 2023, making him the second highest-ranked male Chinese player in history, behind Zhang Zhizhen He also a career-high doubles ranking of No. 295, achieved on 23 April 2018. Wu is the first Chinese man in the Open Era to reach, and to win, an ATP Tour-level singles final, doing so at the 2023 Dallas Open.
Prajnesh Gunneswaran is an Indian tennis player. He has won 2 ATP Challenger and 8 ITF titles in singles and 1 ITF title in doubles. He represents India at the Davis Cup. At the 2018 Asian Games in Jakarta, he won the bronze medal in the men's singles event.
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. 111, achieved in April 2024.
Alexandre Müller is a French professional tennis player. He has been ranked by the ATP as high as world No. 71 in singles, which he achieved on 29 January 2024. He also has a career-high doubles ranking of World No. 273, attained on 9 May 2022.
Alexei Popyrin is an Australian professional tennis player.
Arthur Rinderknech is a French professional tennis player. He has a career-high ATP singles ranking of world No. 42 achieved on 31 October 2022. He also has a career-high ATP doubles ranking of world No. 124 achieved on 8 November 2021.
Jenson Tyler "J. T." Brooksby is an American inactive professional tennis player. He reached a career-high singles ranking of world No. 33 on 13 June 2022.
Lorenzo Musetti is an Italian professional tennis player. He has a career-high singles ATP ranking of World No. 15 achieved on 26 June 2023 and a doubles ranking of World No. 273 achieved on 11 December 2023. Musetti has won two ATP Tour singles titles. He has also won two titles on the ITF World Tennis Tour and two ATP Challenger titles.
Ugo Humbert defeated Andrey Rublev in the final 6–3, 7–6(7–4), to win the singles tennis title at the 2021 Halle Open. Humbert's win earned him his third career ATP Tour singles title and his first ATP 500 victory, and also made him the first French player to win the tournament since Henri Leconte won the inaugural edition in 1993. Both Humbert and Rublev were contesting their first career final on grass.
Germany 
