John Robert Isner is an American former professional tennis player. He was ranked as high as world No. 8 in singles and No. 14 in doubles by the Association of Tennis Professionals (ATP). Considered one of the best servers ever to play on the ATP Tour, Isner achieved his career-high singles ranking in July 2018 by virtue of his first Masters 1000 crown at the 2018 Miami Open and a semifinal appearance at the 2018 Wimbledon Championships. He also twice reached the quarterfinals at the US Open in 2011 and 2018, the latter of which helped qualify him for an ATP Finals appearance later that year. At the 2010 Wimbledon Championships, he played the longest professional tennis match in history, requiring five sets and 183 games to defeat Nicolas Mahut in a match which lasted 11 hours and 5 minutes, and was played over the course of three days. Isner holds the record for hitting the ATP's fastest official serve ever and third-fastest on record in tennis at 157.2 mph or 253 km/h during his first-round 2016 Davis Cup match. He has the most aces in the history of the ATP Tour, having served 14,470, as of August 31, 2023. Isner retired from professional tennis following the 2023 US Open.
Daniel Vallverdú, also known as Dani Vallverdú, is a Venezuelan tennis coach and a former professional player. Vallverdu is the Tournament Director of the Washington Mubadala Citi DC Open ATP and WTA 500 tournament. He is also the Co-Tournament Director of the 2024 Next Generation ATP Finals in Jeddah and the Event Director for the 2024 WTA Finals in Riyadh, Saudi Arabia. He is currently coaching Grigor Dimitrov.
Pere Riba Madrid is a Spanish tennis coach and former professional player. He has been ranked as high as No. 65 in singles by the Association of Tennis Professionals (ATP), which he achieved in May 2011, and No. 81 in doubles in June 2010. Riba won 21 titles in singles and doubles on both the ATP Challenger Tour and ITF Men's World Tennis Tour. He reached one major quarterfinal in doubles, at the 2010 French Open.
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.
Mate Pavić is a Croatian professional tennis player. He is the current world No. 1 in doubles by the ATP. Pavić is one of only six men to complete the Career Golden Slam in doubles.
Christian Harrison is an American professional tennis player. He has a career-high ranking of world No. 198 achieved on 2 July 2018 and a doubles ranking of No. 92 achieved on 18 November 2024.
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.
Hubert Hurkacz is a Polish professional tennis player. He has been ranked as high as world No. 6 in singles by the ATP, making him the highest-ranked Polish man in singles history. He has won eight ATP Tour singles titles, including two Masters 1000 titles at the 2021 Miami Open and the 2023 Shanghai Masters, becoming the first Pole to win an ATP Masters 1000 title. Hurkacz also has a career-high ranking of world No. 30 in doubles, which he attained in June 2022.
Tommy Paul is an American professional tennis player and Olympic medalist. Paul has a career-high ATP singles ranking of world No. 12, achieved on October 2, 2023, and doubles ranking of No. 97, achieved on September 12, 2022. He has won four ATP Tour titles, and reached a major semifinal at the 2023 Australian Open.
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. Shapovalov has won two ATP Tour singles titles 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.
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.
Juan Pablo Varillas Patiño-Samudio is a Peruvian professional tennis player. Varillas has a career-high ATP singles ranking of No. 60 achieved on 26 June 2023. He is currently the No. 1 Peruvian tennis player.
Matteo Berrettini is an Italian professional tennis player. He has been ranked as high as world No. 6 in singles by the Association of Tennis Professionals (ATP), which he achieved in January 2022, and world No. 105 in doubles, attained in July 2019. Berrettini has won ten ATP Tour singles titles and two doubles titles, and produced his best major performance by reaching the singles final of the 2021 Wimbledon Championships. He also became the first man born in the 1990s and first Italian man to reach the quarterfinals or better at all four majors after earning his first Australian Open semifinal in 2022.
Alejandro Davidovich Fokina is a Spanish professional tennis player. He has a career-high ATP singles ranking of World No. 21 achieved on 21 August 2023 and a doubles ranking of No. 196 achieved on 21 February 2022. He is currently the No. 5 Spanish player.
Szymon Walków is a Polish tennis player who specialises in doubles. He has a career high ATP singles ranking of World No. 818 achieved on 3 December 2018. He also has a career high doubles ranking of World No. 86 achieved on 13 June 2022. He has reached one ATP doubles final. Additionally, he has reached 40 career doubles finals with a record of 23 wins and 17 losses, which includes a 11–7 record in ATP Challenger Tour doubles finals. He reached one singles final, winning the title at the Poland F4 futures tournament in Koszalin in 2018.
The 2021 ATP Tour was the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2021 tennis season. The 2021 ATP Tour calendar comprised the Grand Slam tournaments, the ATP Finals, the ATP Masters 1000, the ATP Cup, the ATP 500 series and the ATP 250 series. Also included in the 2021 calendar were the Davis Cup, the Summer Olympics in Tokyo, Next Gen ATP Finals, Laver Cup, none of which distributed ranking points.
Holger Vitus Nødskov Rune is a Danish professional tennis player. He reached a career-high singles ranking of World No. 4 by the Association of Tennis Professionals (ATP), making him the highest-ranked male Danish player in the history of the ATP rankings. Rune has won four ATP Tour singles titles, including a Masters 1000 title at the 2022 Paris Masters, and produced his best Grand Slam performance at the 2022 French Open by reaching the quarterfinals in his main draw debut at the tournament.
Jan Zieliński is a Polish professional tennis player who specializes in doubles. He has an ATP career-high doubles ranking of world No. 7, which he attained on 19 June 2023. His highest ranking in singles has been No. 769, achieved on 20 September 2021. His best results at Grand Slam events are winning the 2024 Australian Open and the 2024 Wimbledon Championships in mixed doubles with partner Hsieh Su-wei. He also reached the final of the 2023 Australian Open doubles with Hugo Nys.
Dominic Stephan Stricker is a Swiss professional tennis player. He has a career high ATP singles ranking of No. 88 achieved on 2 October 2023. He also has a career high ATP doubles ranking of No. 161 achieved on 27 June 2022. He is currently the No. 7 Swiss player. On the junior tour, he had a career high junior ranking of No. 8, achieved on 3 February 2020.
The 2022 Miami Open was a professional hardcourt tennis tournament played from March 22 to April 3, 2022 on the grounds of Hard Rock Stadium in Miami Gardens, Florida. It was the 37th edition of the men's and women's event and was classified as an ATP Masters 1000 event on the 2022 ATP Tour and a WTA 1000 event on the 2022 WTA Tour.
United States 