| Zarytska - Arbuthnott 6:3 7:5 | 1 s |
| Van Rijthoven - Donskoy 6:7(1) 2:6 | 1 s |
| Zeballos - Kovalík 7:6(4) 7:6(2) | 2 s |
| Gonzalez Al. - Andreozzi 2:6 1:6 | 2 s |
| Jorovič - Vrljic 6:1 6:1 | 3 s |
| Molteni - Kicker N. 3:6 0:3 ret. | 2 s |
| Majchrzak - Michon 7:5 2:6 6:3 | 3 s |
| Haviland - Oosterbaan 5:7 6:2 6:3 | 1 s |
| Barry - Zhyrmont 2:6 3:6 | 2 s |
| Gao X. - Tanasugarn Ch. 6:1 6:4 | 3 s |
| Bambridge - Hach Verdugo 7:5 6:3 | 1 s |
| Nishikori - Chardy 6:3 7:5 | 2 s |
| Stojanovic N. - Muchová 3:6 1:6 | 2 s |
| Rublev - Galovic 7:6(4) 7:6(9) | 2 s |
| Bacsinszky - Larsson 6:0 6:1 | 3 s |
| Djokovic N. - Jaziri 6:1 6:2 | 3 s |
| Ferrer - Dolgopolov 6:5 ret. | 4 s |
| Kocher - Herazo Gonz. 6:7(4) 1:3 ret. | 2 s |
| Van Der duim - Hampel 6:2 4:6 7:5 | 3 s |
| Siniaková - Suarez Navarro 2:6 6:4 2:6 | 3 s |
| Soylu - Chang K.Ch. 6:2 1:0 ret. | 2 s |
| Cadantu - Paolini 5:7 6:7(2) | 4 s |