| date | Pair 1 | sets | Pair 2 | set 1 | set 2 | set 3 | 
| Tue 01.10.19 | Kevin Krawietz / Andreas Mies |  GER |  GER | 1 | 2-0 | R Bemelmans / K Coppejans |  BEL |  BEL | WC | 6-3 | 6-4 |  | 
| Tue 01.10.19 | Sander Arends / D Pel |  NED |  NED |  | 2-0 | S Kwon / C Norrie |  KOR |  GBR |  | 6-2 | 6-0 |  | 
| Tue 01.10.19 | Paolo Lorenzi / J Sinner |  ITA |  ITA | ALT | 2-0 | Oliver Marach / Jurgen Melzer |  AUT |  AUT | 3 | 6-3 | 6-1 |  | 
| Tue 01.10.19 | Pablo Cuevas / Maximo Gonzalez |  URU |  ARG |  | 2-0 | A Arnaud / S Darcis |  --- |  BEL | WC | 7-65 | 7-5 |  | 
| Tue 01.10.19 | Santiago Gonzalez / Aisam Ul-Haq Qureshi |  MEX |  PAK |  | 2-0 | L Sonego / A Vavassori |  ITA |  ITA |  | 7-5 | 7-64 |  | 
| Tue 01.10.19 | S Gille / Joran Vliegen |  BEL |  BEL | 4 | 2-1 | Frederik Nielsen / Tim Puetz |  DEN |  GER |  | 6-3 | 4-6 | 10-7 | 
| Tue 01.10.19 | Guido Pella / Diego Schwartzman |  ARG |  ARG |  | 2-1 | Jonathan Erlich / Artem Sitak |  ISR |  NZL |  | 7-5 | 2-6 | 10-7 | 
| Tue 01.10.19 | Rajeev Ram / Joe Salisbury |  USA |  GBR | 2 | 2-0 | Denys Molchanov / Andrei Vasilevski |  UKR |  BLR |  | 7-5 | 6-4 |  |