Roger Federer is a Swiss former professional tennis player. Federer was ranked world No. 1 in singles by the Association of Tennis Professionals (ATP) for 310 weeks, including a record 237 consecutive weeks, and finished as the year-end No. 1 five times. He won 103 singles titles on the ATP Tour, the second most of all time, including 20 major men's singles titles, a record eight men's singles Wimbledon titles, an Open Era joint-record five men's singles US Open titles, and a joint-record six year-end championships.
The ATP Finals is the season-ending championship of the ATP Tour. It is the most significant tennis event in the men's annual calendar after the four majors, as it features the top eight singles players and top eight doubles teams based on their results throughout the season. The eighth spot is reserved, if needed, for a player or team who won a major in the current year and are ranked from ninth to twentieth.
A grass court is one of the types of tennis court on which the sport of tennis, originally known as "lawn tennis", is played. Grass courts are made of grasses in different compositions depending on the tournament.
The Miami Open is a tennis tournament held at Hard Rock Stadium in Miami Gardens, Florida. It is part of the men's ATP Tour Masters 1000 circuit, and part of the women's WTA 1000 circuit. The Miami Open is usually held between March and April.
Damir Džumhur is a professional tennis player from Bosnia and Herzegovina. He is currently Bosnia and Herzegovina's No. 1 player. His career-best singles ranking of World No. 23 achieved on 2 July 2018, makes him the highest-ranked player ever competing for Bosnia and Herzegovina.
David Goffin is a Belgian professional tennis player. His career-high singles ranking is world No. 7. He is currently the Belgian No. 1, and the first Belgian man to be ranked in the top 10. Goffin has won six ATP titles and reached nine other finals, most notably at the 2017 ATP Finals.
Dominic Thiem is an Austrian professional tennis player. He has been ranked as high as world No. 3 in singles by the Association of Tennis Professionals, which he first achieved in March 2020. Thiem has won 17 ATP Tour singles titles, including a Grand Slam title at the 2020 US Open where he came back from two sets down to defeat Alexander Zverev in the final. With the win, Thiem became the first male player born in the 1990s to claim a major singles title, as well as the first Austrian to win the US Open singles title. He had previously reached three other major finals, finishing runner-up at the 2018 and 2019 French Opens to Rafael Nadal, and at the 2020 Australian Open to Novak Djokovic. Thiem was also runner-up at the 2019 and 2020 ATP Finals, where he lost to Stefanos Tsitsipas and Daniil Medvedev, respectively.
Dimitar Kuzmanov is a Bulgarian professional tennis player. He competes mostly 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.
Ramanathan Ramkumar is an Indian professional tennis player. He has been ranked as high as No. 111 in singles by the Association of Tennis Professionals (ATP), which he achieved in July 2018, and in doubles at No. 58 achieved in August 2022. He has represented India in the Davis Cup. In 2018, he became the first Indian player to reach an ATP Tour singles final since Somdev Devvarman in 2011.
Nikoloz Basilashvili is a Georgian professional tennis player. He reached a career-high ATP singles ranking of world No. 16 on 27 May 2019.
Miomir Kecmanović is a Serbian professional tennis player. Kecmanović reached his best singles ranking of world No. 27 on 16 January 2023 and he peaked at world No. 135 on 10 April 2023 in the doubles rankings. He has won one singles and one doubles ATP titles, as well as two Challenger titles in his career. He is currently the No. 2 Serbian player.
Alex de Minaur is an Australian professional tennis player. He achieved a career-high ATP singles ranking of No. 12 on 14 August 2023 and a doubles ranking of No. 58 on 12 October 2020.
Christopher O'Connell is an Australian professional tennis player. He grew up on the Northern Beaches of Sydney. O'Connell reached a career high ATP singles ranking of World No. 70 on 19 June 2023 and a doubles ranking of No. 460 on 25 April 2022. He made his ATP Tour debut in January 2017 in his hometown at the Sydney International. As of August 28, 2023, he was one of only twelve members of the ATP top 100 to hit a one-handed backhand.
The 2017 Antalya Open was a men's tennis tournament played on grass courts. It was the 1st edition of the Antalya Open, and part of the ATP World Tour 250 series of the 2017 ATP World Tour. It took place at the Kaya Palazzo Resort in Belek, Antalya Province, Turkey, from June 25–July 1.
The 2018 Antalya Open was a men's tennis tournament played on grass courts. It was the 2nd edition of the event, and part of the ATP World Tour 250 series of the 2018 ATP World Tour. It took place at the Kaya Palazzo Resort in Belek, Antalya Province, Turkey, from June 24–30.
The 2019 Antalya Open was a men's tennis tournament played on grass courts. It was the 3rd edition of the event, and part of the ATP Tour 250 series of the 2019 ATP Tour. It took place at the Kaya Palazzo Resort in Belek, Antalya Province, Turkey, from June 23–29.
The 2021 Antalya Open was a men's tennis tournament played on outdoor hard courts. It was the 4th edition of the event and part of the ATP Tour 250 series of the 2021 ATP Tour. The tournament took place in Antalya, Turkey, from January 7 to 13.
The 2021 Antalya Challenger was a professional tennis tournament played on clay courts. It was the first edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Antalya, Turkey between 25 and 31 January 2021.
The 2021 Antalya Challenger III was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Antalya, Turkey between 29 November and 5 December 2021.
The 2021 Antalya Challenger IV was a professional tennis tournament played on clay courts. It was the fourth edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Antalya, Turkey between 6 and 12 December 2021.
Alex de Minaur 
Nikola Mektić 
