| date | Pair 1 | sets | Pair 2 | set 1 | set 2 | set 3 | 
| --- --.04.18 | Wesley Koolhof / Artem Sitak |  NED |  NZL |  | 2-1 | Nikola Mektic / Alexander Peya |  CRO |  AUT | 1 | 7-5 | 6-74 | 10-7 | 
| --- --.04.18 | Marcin Matkowski / Nicholas Monroe |  POL |  USA |  | 2-0 | Divij Sharan / Neal Skupski |  IND |  GBR |  | 6-2 | 6-3 |  | 
| --- --.04.18 | Dominic Inglot / Franko Skugor |  GBR |  CRO |  | 2-1 | Max Mirnyi / Philipp Oswald |  BLR |  AUT | 3 | 4-6 | 7-5 | 10-7 | 
| --- --.04.18 | Marcelo Demoliner / Santiago Gonzalez |  BRA |  MEX |  | 2-0 | Marius Copil / Florin Mergea |  ROU |  ROU | WC | 6-2 | 7-61 |  | 
| --- --.04.18 | Hugo Nys / Denis Shapovalov |  FRA |  CAN |  | 2-0 | Damir Dzumhur / Roman Jebavy |  BIH |  CZE |  | 6-4 | 7-5 |  | 
| --- --.04.18 | Matwe Middelkoop / Andres Molteni |  NED |  ARG | 4 | 2-0 | Jonathan Eysseric / Lucas Pouille |  FRA |  FRA |  | 6-4 | 7-64 |  | 
| --- --.04.18 | A Balazs / Marton Fucsovics |  HUN |  HUN | WC | 2-1 | Fabrice Martin / Purav Raja |  FRA |  IND |  | 4-6 | 7-63 | 10-7 | 
| --- --.04.18 | Ben Mclachlan / Jan-Lennard Struff |  NZL |  GER | 2 | 2-0 | Hans Podlipnik-Castillo / Andrei Vasilevski |  CHI |  BLR |  | 7-65 | 6-1 |  |