| date | Pair 1 | sets | Pair 2 | set 1 | set 2 | TB | dur (pts) | 
| Tue 21.05.19 | Oliver Marach / Mate Pavic |  AUT |  CRO | 1 | 2-0 | Richard Berankis / Yoshihito Nishioka |  LTU |  JPN |  | 6-4 | 7-63 |  | 1:21 (71-61) | 
| Wed 22.05.19 | Cheng-Peng Hsieh / Christopher Rungkat |  TPE |  INA |  | 2-1 | Marcelo Arevalo / Miguel Angel Reyes-Varela |  ESA |  MEX |  | 6-2 | 3-6 | [10-7] | 1:08 (57-54) | 
| Tue 21.05.19 | Fabrice Martin / Andreas Mies |  FRA |  GER |  | 2-0 | Santiago Gonzalez / Aisam Ul-Haq Qureshi |  MEX |  PAK | 4 | 6-2 | 7-63 |  | 1:18 (63-51) | 
| Sun 19.05.19 | Federico Delbonis / Leonardo Mayer |  ARG |  ARG |  | 2-0 | Denys Molchanov / Igor Zelenay |  UKR |  SVK |  | 7-64 | 6-1 |  | 1:01 (62-48) | 
| Tue 21.05.19 | Philipp Oswald / Divij Sharan |  AUT |  IND |  | 2-0 | Marc-Andrea Huesler / Florin Mergea |  SUI |  ROU | WC | 6-4 | 6-4 |  | 1:13 (60-52) | 
| Tue 21.05.19 | Taro Daniel / Marton Fucsovics |  JPN |  HUN |  | 2-0 | Marcus Daniell / Ben Mclachlan |  NZL |  NZL | 3 | 7-63 | 6-3 |  | 1:11 (67-56) | 
| Tue 21.05.19 | Christian Garin / Juan Ignacio Londero |  CHI |  ARG |  | 2-0 | Johan Nikles / Nenad Zimonjic |  SUI |  SRB | WC | 6-4 | 6-2 |  | 1:01 (57-49) | 
| Sun 19.05.19 | Matthew Ebden / Robert Lindstedt |  AUS |  SWE |  | 2-0 | Austin Krajicek / Artem Sitak |  USA |  NZL | 2 | 6-3 | 7-69 |  | 1:32 (70-64) |