Results 9 June
Match time: 02:14:00
| Tallon Griekspoor (NED) | 6 | 6 (2) | 6 |
| Botic van de Zandschulp (NED) | 2 | 7 | 4 |
Winner: Tallon Griekspoor
Match time: 02:30:00
| Adrian Mannarino (FRA) | 6 | 3 | 7 |
| Gabriel Diallo (CAN) | 4 | 6 | 5 |
Winner: Adrian Mannarino
Match time: 02:07:00
| Marton Fucsovics (HUN) | 3 | 7 | 7 |
| Hubert Hurkacz (POL) | 6 | 6 (5) | 6 (4) |
Winner: Marton Fucsovics
Match time: 02:17:00
| Zhizhen Zhang (CHN) [PR] | 7 | 5 | 6 |
| Jenson Brooksby (USA) | 6 (4) | 7 | 1 |
Winner: Zhizhen Zhang
Match time: 01:13:00
| Martin Damm (USA) [Q] | 6 | 6 |
| Jaume Munar (ESP) | 4 | 4 |
Winner: Martin Damm
Match time: 01:18:10
| Dayana Yastremska (UKR) | 6 | 6 |
| Sara Bejlek (CZE) | 1 | 2 |
Winner: Dayana Yastremska
Match time: 01:17:59
| Barbora Krejcikova (CZE) | 6 | 6 |
| Renata Zarazua (MEX) | 1 | 2 |
Winner: Barbora Krejcikova
Match time: 02:06:09
| Emma Navarro (USA) | 6 | 0 | 4 |
| Caty McNally (USA) | 4 | 6 | 6 |
Winner: Caty McNally
Match time: 01:53:54
| Katie Volynets (USA) [Q] | 3 | 6 | 3 |
| Zeynep Sonmez (TUR) | 6 | 2 | 6 |
Winner: Zeynep Sonmez
Match time: 02:03:00
| Tamara Korpatsch (GER) | 4 | 6 (5) |
| Elena-Gabriela Ruse (ROU) | 6 | 7 |
Winner: Elena-Gabriela Ruse
Match time: 01:28:01
| Xinyu Jiang (CHN) Yifan Xu (CHN) | 6 (4) | 4 |
| Anastasia Detiuc (CZE) Irina Khromacheva | 7 | 6 |
Winners: Anastasia Detiuc and Irina Khromacheva
Match time: 00:58:00
| Ekaterina Alexandrova Maya Joint (AUS) | 0 | 4 |
| Shuko Aoyama (JPN) En-Shuo Liang (TPE) | 6 | 6 |
Winners: Shuko Aoyama and En-Shuo Liang
Match time: 01:15:36
| Jesika Maleckova (CZE) Miriam Skoch (CZE) | 5 | 2 |
| Hao-Ching Chan (TPE) Zeynep Sonmez (TUR) | 7 | 6 |
Winners: Hao-Ching Chan and Zeynep Sonmez
Match time: 01:47:04
| Greet Minnen (BEL) [Q] | 7 | 6 |
| Janice Tjen (INA) | 6 (4) | 1 |
Winner: Greet Minnen
Match time: 02:52:58
| Nikola Bartunkova (CZE) | 6 | 6 (5) | 5 |
| Hanne Vandewinkel (BEL) [Q] | 4 | 7 | 7 |
Winner: Hanne Vandewinkel