| Men ($10.2 million endowment): |
| Singles – 1st round: |
| LEHEČKA (CZE) – Coria (Arg.) 6:3, 6:4. |
| Halys (Fr.) – Martínez (Sp.) 6:2, 7:6 (7:4) |
| Kovacevic (USA) – Munar (SP) 7:6 (7:4), 2:6, 6:1 |
| Garin (Chile) – Giron (USA) 6:4, 2:6, 6:4 |
| Carballés – Zapata (both Sp.) 6:0, 3:0 scratch |
| Mannarino (Fr.) – Shang Yuncheng (China) 1:6, 6:4, 6:2 |
| Molčan (SR) – Thompson (Aust.) 6:2, 4:6, 6:3, |
| Eubanks – Eats (for USA) 7:6 (7:2), 6:2 |
| McDonald (USA) – Galán (Col.) 6:4, 6:2 |
| Watanuki (Jap.) – Paire (Fr.) 6:4, 7:5 |
| Women ($8.8 million endowment): |
| Singles – 2nd round: |
| Mertensova (Belgium) – Kasatkinova (8-Russia) 4:6, 6:2, 6:2 |
| Badosa (21-Sp.) – Siegemund (German) 7:6 (7:2), 4:6, 6:2 |
| Cheng Chin-wen (23-China) – Begu (Romania) 2:6, 6:1, 6:1 |
| Pegulaová (3-USA) – Sebovová (Can.) 6:3, 6:1 |
| Samsonova (12-Russia) – Golubicova (Switzerland) 6:1, 6:1 |
| Martičová (29-Croatia) – Wang Si-ju (China) 6:3, 6:3 |
| Collinsová (30-USA) – Tomovová (Bulgaria) 7:6 (7:3), 6:2 |
| Haddadová Maiaová (13-Brazil) – Martincová (CZ) 7:6 (7:4), 0:6, 6:0 |
| Gauffová (6-USA) – Marinová (Can.) 6:4, 6:3 |
| Ostapenko (24-Lot.) – Björklund (Sweden) 6:3, 6:4 |
| Potapova (27-Russia) – Kostyukova (Ukraine) 6:1, 6:3 |
| Liuová (USA) – Grabherová (Austria) 6:4, 6:3 |