| date | Pair 1 | sets | Pair 2 | set 1 | set 2 | set 3 | 
| Tue 01.10.19 | Nikola Mektic / Franko Skugor |  CRO |  CRO |  | 2-0 | Marcel Granollers / Horacio Zeballos |  ESP |  ARG | 1 | 6-4 | 7-63 |  | 
| Tue 01.10.19 | Rohan Bopanna / Denis Shapovalov |  IND |  CAN |  | 2-0 | Fabrice Martin / Y Uchiyama |  FRA |  JPN | WC | 6-3 | 7-63 |  | 
| Tue 01.10.19 | Rajeev Ram / Joe Salisbury |  USA |  GBR | 3 | 2-1 | Marcus Daniell / Philipp Oswald |  NZL |  AUT |  | 3-6 | 7-64 | 10-7 | 
| Tue 01.10.19 | Lucas Pouille / Jan-Lennard Struff |  FRA |  GER |  | 2-1 | Oliver Marach / Jurgen Melzer |  AUT |  AUT |  | 6-4 | 6-74 | 10-8 | 
| Tue 01.10.19 | Dominic Inglot / Austin Krajicek |  --- |  USA |  | 2-0 | Jean-Julien Rojer / Horia Tecau |  NED |  ROU |  | 6-1 | 6-3 |  | 
| Tue 01.10.19 | Mate Pavic / Bruno Soares |  CRO |  BRA | 4 | 2-1 | Novak Djokovic / Filip Krajinovic |  SRB |  SRB |  | 6-2 | 4-6 | 10-4 | 
| Tue 01.10.19 | Divij Sharan / Artem Sitak |  IND |  NZL | q | 2-0 | Luke Bambridge / Ben Mclachlan |  --- |  NZL | WC | 6-2 | 6-3 |  | 
| Tue 01.10.19 | Nicolas Mahut / Edouard Roger-Vasselin |  FRA |  FRA | 2 | 2-0 | Hubert Hurkacz / Benoit Paire |  POL |   |  | 6-4 | 6-4 |  |