Emilio Gómez Estrada is an Ecuadorian professional tennis player competing primarily on the ATP Challenger Tour. He is currently the No. 1 Ecuadorian tennis player. On 20 February 2023, he reached his highest ATP singles ranking of world No. 90 and his highest doubles ranking of world No. 254 was achieved on 14 September 2015.
Maximilian Neuchrist is an Austrian professional tennis player who competes on the ATP Challenger and ITF Futures tour level.
Benjamin Bonzi is a French professional tennis player. Bonzi has a career-high ATP singles ranking of world No. 42 achieved on 6 February 2023. He also has a career high doubles ranking of world No. 121 achieved on 19 September 2022.
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 partner Ariel Behar and eight Challengers. Escobar has a career high ATP singles ranking of No. 281 achieved on 15 June 2015.
Lorenzo Giustino is an Italian tennis player.
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.
Alexandre Müller is a French professional tennis player. He has been ranked by the Association of Tennis Professionals (ATP) as high as world No. 76 in singles, which he achieved on 16 July 2023. He also has a career-high ATP doubles ranking of World No. 273, attained on 9 May 2022.
Andrea Vavassori is an Italian tennis player. He competes mainly on the ITF Men's Circuit and ATP Challenger Tour. He has a career high ATP singles ranking of World No. 128 achieved on 19 June 2023. He also has a career high doubles ranking of World No. 41 achieved on 31 July 2023. Vavassori has won three ATP and fourteen ATP Challenger doubles titles.
Sebastián Báez is an Argentine professional tennis player.
Jiří Lehečka is a Czech professional tennis player. Lehečka has a career high ATP singles ranking of world No. 29 achieved on 28 August 2023. He also has a career high ATP doubles ranking of World No. 153 achieved on 31 July 2023. He is currently the No. 1 Czech player in men's singles. Lehečka has a career high ITF junior combined ranking of No. 10 achieved on 11 March 2019.
Dominic Stephan Stricker is a Swiss professional tennis player. He has a career high ATP singles ranking of No. 106 achieved on 17 July 2023. He also has a career high ATP doubles ranking of No. 161 achieved on 27 June 2022. On the junior tour, he had a career high junior ranking of No. 8, achieved on 3 February 2020.
Flavio Cobolli is an Italian professional tennis player. He has a career high ATP singles ranking of World No. 133 achieved on 25 July 2022. He also has a career high ATP doubles ranking of World No. 316 achieved on 11 April 2022.
Luca Nardi is an Italian professional tennis player.
Nuno Borges is a Portuguese tennis player. Borges has a career high ATP singles ranking of world No. 63 achieved on 10 April 2023 and a doubles ranking of world No. 69 achieved on 19 September 2022. Borges has a career high ITF juniors ranking of World No. 44 achieved on 13 April 2015. He is currently the No.1 ranked Portuguese player.
Sergio Martos Gornés is a Spanish tennis player.
Oleksii Krutykh is a Ukrainian tennis player.
The 2023 ATP Tour is the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2023 tennis season. The 2023 ATP Tour calendar comprises the Grand Slam tournaments, supervised by the International Tennis Federation (ITF), the ATP Finals, the ATP Tour Masters 1000, the United Cup, the ATP 500 series and the ATP 250 series. Also included in the 2023 calendar are the Davis Cup, Next Gen ATP Finals, Laver Cup, and Hopman Cup, none of which distribute ranking points. 2023 marks the return of the ATP tournaments in China after strict COVID-19 protocols in the country.
Titouan Droguet is a French tennis player.
Marek Gengel is a Czech tennis player.
Giovanni Oradini is an Italian tennis player.
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