| US Open in New York (hard surface, $ 53.4 million grant): |
| Men: |
| Singles – Round 3: |
| Medvedev (3-RUS) – Wolf (USA) 6: 3, 6: 3, 6: 2 |
| A. Zverev (5-DEU) – Mannarino (32-Fr.) 6: 7 (4: 7), 6: 4, 6: 2, 6: 2 |
| Berrettini (6-It.) – Ruud (30-Nor.) 6:4, 6:4, 6:2 |
| Pospisil (CAN) – Bautista (8-Sp.) 7: 5, 2: 6, 4: 6, 6: 3, 6: 2 |
| Rubljov (10-Rus.) – Caruso (It.) 6:0, 6:4, 6:0 |
| De Minaur (21-Austr.) – Chachanov (11-Rus.) 6: 4, 0: 6, 4: 6, 6: 3, 6: 1, Shapovalov (12-Kan.) – Fritz (19-USA) 3: 6, 6: 3, 4: 6, 7: 6 (7: 5), 6: 2, Thompson (Austr.) – Kukushkin (Kaz.) 7: 5, 6: 4, 6: 1. |
| Thiem (2-AUT) – Čilič (31-Croatia) 6: 2, 6: 2, 3: 6, 6: 3, |
| Auger-Aliassime (15-Kan.) – Moutet (Fr.) 6: 1, 6: 0, 6: 4, |
| Tiafoe (USA) – Fucsovics (Maď.) 6: 2, 6: 3, 6: 2. |
| Women: |
| Singles – Round 3: |
| S. Williams (3-USA) – Stephens (26-USA) 2: 6, 6: 2, 6: 2 |
| Sakkar (15-Greek) – Anisimova (22-USA) 6: 3, 6: 1 |
| Mertens (16-Belg.) – McNally (USA) 7: 5, 6: 1 |
| Rogers-Brengle (both USA) 6: 2, 6: 4. |
| Kenin (2-USA) – Jabur (27-TUN) 7: 6 (7: 4), 6: 3, |
| Cornet (FR) – Keys (7-USA) 7: 6 (7: 4), 3: 2 retired, |
| Pironkova (BGR) – Vekicova (18-Croatia) 6: 4, 6: 1, |
| Azarenková (Běl.) – Šwiateková (Pol.) 6: 4, 6: 2. |
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