Nicolás Alejandro Massú Fried, nicknamed El Vampiro, is a Chilean tennis coach and a former professional player. A former world No. 6 in singles, he won the singles and doubles gold medals at the 2004 Athens Olympics. He is the only man to have won both gold medals at the same Games since the re-introduction of Olympic tennis in 1988, and they were the first two Chile's Olympic gold medals. Massú also reached the final of the 2003 Madrid Masters and won six singles titles. He was the coach of 2020 US Open champion and former world No. 3 Dominic Thiem from 2019 to 2023.
Aisam-ul-Haq Qureshi is a Pakistani former professional tennis player who specialises in doubles. He is the only Pakistani player ever to reach a Grand Slam final, having done so in both men's and mixed doubles at the 2010 US Open, alongside Rohan Bopanna and Květa Peschke respectively. Qureshi has also reached seven further major semifinals across the two disciplines. He reached his career-high doubles ranking of world No. 8 in June 2011, and has won 18 titles on the ATP Tour, including the 2011 Paris Masters and 2013 Miami Open, with Bopanna and Jean-Julien Rojer respectively. Qureshi has also qualified for the ATP Finals in doubles on three occasions.
Mauricio Echazú Puente is an former Peruvian tennis player nicknamed "Garrita" because of his grinding playing style and fight spirit. He was a regular member of the Peruvian Davis Cup team.
Víctor Estrella Burgos is a Dominican former professional tennis player. In 2014, Estrella became the first Dominican to reach the top 100 in the ATP rankings. He also became the first Dominican player to reach the semifinals in an ATP 250 tournament in Bogotá. In 2015, he also became the first tennis player from his country to participate in all four Grand Slams, playing in the Australian Open. In February 2015, he won his first career ATP title at the Ecuador Open, becoming the oldest first-time ATP tour winner in the Open Era. He successfully defended his title with a 100% winning record at the event in 2016 and 2017, but lost in the second round in 2018.
Guido Pella is an Argentine former professional tennis player. In August 2019, Pella reached his career best world No. 20 in singles. In July 2019, he peaked at No. 55 in doubles.
Dimitar Kuzmanov is a Bulgarian professional tennis player. He competes on the ATP Challenger Tour. His highest singles ranking is No. 159 achieved on 29 August 2022, whilst his best doubles ranking is No. 438 achieved on 1 April 2019.
Henri Joona Julius Laaksonen is a Swiss 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.
Wesley Koolhof is a Dutch former professional tennis player who was ranked World No. 1 in doubles. He is a two-time Grand Slam champion, having won the 2023 Wimbledon Championships in men's doubles with Neal Skupski and the 2022 French Open in mixed doubles with Ena Shibahara.
Nicolás Jarry Fillol is a Chilean professional tennis player. He achieved his highest ATP singles ranking of world No. 16 in May 2024 and is the current Chilean No. 2. His highest doubles ranking of No. 40 was achieved in March 2019. He has won three ATP Tour titles in singles, at Båstad 2019, Santiago 2023 and Geneva 2023, and also reached a Masters 1000 final at the 2024 Italian Open. He has also won two ATP doubles titles.
Gonzalo Escobar is an Ecuadorian tennis player. His career-high doubles ranking is World No. 38, achieved on 15 November 2021. He has won three ATP doubles titles with Uruguayan Ariel Behar and three with Kazakhstani Aleksandr Nedovyesov. Escobar also has a career high ATP singles ranking of No. 281 achieved on 15 June 2015.
The 2017 ATP World Tour was the global elite men's professional tennis circuit organized by the Association of Tennis Professionals (ATP) for the 2017 tennis season. The 2017 ATP World Tour calendar comprised the Grand Slam tournaments, the ATP World Tour Masters 1000, the ATP Finals, the ATP World Tour 500 series, the ATP World Tour 250 series and the Davis Cup. Also included in the 2017 calendar are the Hopman Cup and the Next Gen ATP Finals, which do not distribute ranking points.
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.
Diego Hidalgo is an Ecuadorian tennis player who specializes in doubles. He has a career high ATP doubles ranking of world No. 61 achieved on 1 July 2024. He also has a career high singles ranking of No. 358 achieved on 3 February 2020.
Denis Yevseyev is a Kazakh tennis player who competes on the ATP Challenger Tour. He has a career high ATP singles ranking of world No. 153 achieved on 22 July 2024. He also has a career high ATP doubles ranking of No. 247 achieved on 12 July 2021.
Jesper de Jong is a Dutch tennis player. He has a career high ATP singles ranking of world No. 103, achieved on 12 August 2024, and a career high doubles ranking of world No. 135, achieved on 23 May 2022. De Jong has won two singles and seven doubles titles on the ATP Challenger Tour.
The 2024 Dobrich Challenger was a professional tennis tournament played on clay courts. It was the first edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Dobrich, Bulgaria between 19 and 24 August 2024.
Christoph Negritu is a German tennis player.
The 2024 Sibiu Open was a professional tennis tournament played on clay courts. It was the 13th edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Sibiu, Romania between 16 and 22 September 2024.
Andrew Paulson and Michael Vrbenský were the defending champions but chose not to defend their title.
The 2024 Copa Faulcombridge was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Valencia, Spain, between 6 and 13 October 2024.
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