 | Kravchuk - Yevseyev 4:6 4:6 | 1 s |
| Musetti - Carr 6:2 7:5 | 2 s |
| Rodionov - Kamke 6:3 7:6(3) | 2 s |
| Man.Sanchez - O.Virtanen 2:6 6:7(6) | 2 s |
| K.Montsi - Karlovskiy 2:6 7:5 2:6 | 2 s |
| L.Klein - Coppejans 6:3 4:6 1:6 | 1 s |
| Marchenko - Fayziev 6:1 6:4 | 2 s |
| Safwat - T.Griekspoor 1:6 6:7(8) | 1 s |
| N.Serdarusic - T.Griekspoor 3:6 6:7(5) | 2 s |
| Durasovic - Zapata Miralles 1:6 4:6 | 1 s |
| V.Hunter - Miedler 2:6 6:3 0:6 | 2 s |
| Mannarino - A.Vukic 6:1 6:3 | 1 s |
| Karatsev - R.Haase 7:6(5) 6:1 | 3 s |
| Kalenichenko - Rawat 7:5 3:6 2:6 | 1 s |
| Escobedo - A.Vukic 7:6(3) 6:7(5) 6:7(4) | 3 s |
| Van De zandschulp - S.Freund 6:2 7:5 | 2 s |
| Ortega Olmedo - J.Draper 5:7 3:6 | 2 s |
| J.Sock - B.Nakashima 6:7(5) 6:3 6:4 | 1 s |
| G.Lomakin - Ayap 5:7 6:1 6:2 | 2 s |
| Du.Brown - Denolly 7:6(4) 7:5 | 1 s |
| D.Kasatkina - Friedsam 3:6 6:3 2:6 | 3 s |
| De.Novak - P.Cuevas 2:6 6:3 6:4 | 4 s |
| De Greef - Karatsev 1:6 0:2 ret. | 1 s |
| Ferreira Silva - De Greef 0:4 ret. | 3 s |
| Reboul - Ch.Van Wyk 6:3 6:3 | 1 s |
| Veldheer - Muz.D.a.sibanda 6:1 6:1 | 1 s |
| Fayziev - Zimonjič 6:1 7:6(6) | 2 s |
| Van De zandschulp - Safiullin 3:6 6:4 0:6 | 2 s |
| A.Zakharov - Ozernoy 6:2 6:2 | 1 s |
| Ma.Cilič - Nagal 6:0 6:1 | 2 s |
| Nedovyesov - Maulenov 6:2 6:2 | 1 s |
| T.Macháč - Karatsev 7:6(2) 4:6 3:6 | 2 s |
| Musetti - B.Lock 5:7 5:7 | 2 s |
| Je.De Jong - Ramanathan 6:2 6:2 | 2 s |
| Miedler - Grenier 6:7(7) 3:6 | 2 s |
| Fucsovics - Bemelmans 6:7(7) 6:4 6:2 | 1 s |
| S.Stakhovsky - T.L.wu 7:6(3) 4:6 6:3 | 4 s |
| Svitolina - Bouzková 7:5 4:6 6:4 | 3 s |
 | Rodionov - Zapata Miralles 2:6 2:6 | 3 s |
Trenéři
