| 1 Alexander Blockx 🇧🇪 | | | | |
August 17, 2026  1- 2  |
| 2 Flavio Cobolli 🇮🇹 |
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| 2 Flavio Cobolli 🇮🇹 |
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| 1 Thiago Agustin Tirante 🇦🇷 | |
August 17, 2026  2- 0  |
| 1 Thiago Agustin Tirante 🇦🇷 |
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| 2 Martin Landaluce 🇪🇸 |
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| 1 Arthur Fery 🇬🇧 | |
August 17, 2026  0- 2  |
| 2 Alex De Minaur 🇦🇺 |
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| 2 Alex De Minaur 🇦🇺 |
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| 1 Rinky Hijikata 🇦🇺 | |
August 17, 2026  0- 2  |
| 2 Jakub Mensik 🇨🇿 |
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| 2 Jakub Mensik 🇨🇿 |
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| 1 Rafael Jodar 🇪🇸 | |
August 17, 2026  2- 0  |
| 1 Rafael Jodar 🇪🇸 |
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| 2 Alejandro Tabilo 🇨🇱 |
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| 1 Jiri Lehecka 🇨🇿 | |
August 17, 2026  2- 1  |
| 1 Jiri Lehecka 🇨🇿 |
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| 2 Arthur Fils 🇫🇷 |
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| 1 Alexander Zverev 🇩🇪 | |
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| |
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| 2 Terence Atmane 🇫🇷 |
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| 1 Tommy Paul 🇺🇸 | |
August 17, 2026  2- 1  |
| 1 Tommy Paul 🇺🇸 |
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| 2 Adolfo Daniel Vallejo 🇵🇾 |
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| 1 Andrey Rublev 🇷🇺 |
August 18, 2026  0- 2  |
| 2 Nuno Borges 🇵🇹 |
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| 2 Nuno Borges 🇵🇹 |
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| 1 Brandon Nakashima 🇺🇸 | |
August 18, 2026  2- 1  |
| 1 Brandon Nakashima 🇺🇸 |
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| 2 Daniil Medvedev 🇷🇺 |
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| 1 Jaime Faria 🇵🇹 | |
August 19, 2026  2- 1  |
| 1 Jaime Faria 🇵🇹 |
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| 2 Adam Walton 🇦🇺 |
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| 1 Juan Manuel Cerundolo 🇦🇷 | |
August 19, 2026  0- 2  |
| 2 Felix Auger-Aliassime 🇨🇦 |
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| 2 Felix Auger-Aliassime 🇨🇦 |
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| 1 Michael Zheng 🇺🇸 | |
August 18, 2026  0- 2  |
| 2 Lorenzo Musetti 🇮🇹 |
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| 2 Lorenzo Musetti 🇮🇹 |
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| 1 Joao Fonseca 🇧🇷 | |
August 17, 2026  6:00 pm  |
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| 2 Christopher O Connell 🇦🇺 |
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| 1 Taylor Fritz 🇺🇸 | |
August 18, 2026  2- 0  |
| 1 Taylor Fritz 🇺🇸 |
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| 2 Daniel Merida Aguilar 🇪🇸 |
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| 1 Learner Tien 🇺🇸 | |
August 19, 2026  1- 2  |
| 2 Frances Tiafoe 🇺🇸 |
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| 2 Frances Tiafoe 🇺🇸 |
