| date | Pair 1 | sets | Pair 2 | set 1 | set 2 | set 3 | dur (pts) | 
| Sat 02.06.18 | Rohan Bopanna / Édouard Roger-Vasselin |  IND |  FRA | 13 | 2-0 | Łukasz Kubot / Marcelo Melo |  POL |  BRA | 1 | 6-4 | 7-61 |  | 1:32 (75-65) | 
| Sat 02.06.18 | Nikola Mektić / Alexander Peya |  CRO |  AUT | 8 | 2-0 | Raven Klaasen / Michael Venus |  RSA |  NZL | 10 | 7-62 | 7-64 |  | 1:45 (80-75) | 
| Sun 03.06.18 | Maximo González / Nicolas Jarry |  ARG |  CHI |  | 2-0 | Calvin Hemery / Stephane Robert |  FRA |  FRA | Alt | 7-5 | 6-3 |  | 1:19 (75-58) | 
| Mon 04.06.18 | Pierre-Hugues Herbert / Nicolas Mahut |  FRA |  FRA | 6 | 2-0 | Steve Johnson / Jack Sock |  USA |  USA |  | 6-4 | 6-3 |  | 1:17 (69-55) | 
| Sat 02.06.18 | Feliciano López / Marc López |  ESP |  ESP | 12 | 2-0 | Leonardo Mayer / Joao Sousa |  ARG |  POR |  | 6-3 | 6-3 |  | 1:17 (68-52) | 
| Sat 02.06.18 | Henri Kontinen / John Peers |  FIN |  AUS | 3 | 2-0 | Daneile Bracciali / Andreas Seppi |  ITA |  ITA | PR | 7-62 | 6-4 |  | 1:39 (85-72) | 
| Sun 03.06.18 | Juan Sebastian Cabal / Robert Farah |  COL |  COL | 5 | 2-1 | Wesley Koolhof / Artem Sitak |  NED |  NZL |  | 3-6 | 6-4 | 6-3 | 2:06 (95-86) | 
| Sun 03.06.18 | Oliver Marach / Mate Pavić |  AUT |  CRO | 2 | 2-1 | Marcelo Arévalo / James Cerretani |  ESA |  USA |  | 6-3 | 3-6 | 6-3 | 1:56 (89-79) | 
| date | Pair 1 | sets | Pair 2 | set 1 | set 2 | set 3 | dur (pts) | 
| Fri 01.06.18 | Łukasz Kubot / Marcelo Melo |  POL |  BRA | 1 | 1-0 | Roberto Carballés Baena / Gullermo García López |  ESP |  ESP |  | 6-4 | 7-5 |  | 1:41 (86-69) | 
| Thu 31.05.18 | Rohan Bopanna / Édouard Roger-Vasselin |  IND |  FRA | 13 | 2-0 | Benjamin Bonzi / Gregoire Jacq |  FRA |  FRA | WC | 6-1 | 6-2 |  | 0:49 (53-28) | 
| Thu 31.05.18 | Raven Klaasen / Michael Venus |  RSA |  NZL | 10 | 2-0 | Jonathan Eysseric / Hugo Nys |  FRA |  FRA |  | 7-62 | 6-3 |  | 1:33 (80-64) | 
| Fri 01.06.18 | Nikola Mektić / Alexander Peya |  CRO |  AUT | 8 | 2-0 | Nikoloz Basilashvili / John Millman |  GEO |  AUS |  | 6-4 | 6-2 |  | 0:55 (63-39) | 
| Fri 01.06.18 | Maximo González / Nicolas Jarry |  ARG |  CHI |  | 2-1 | Jamie Murray / Bruno Soares |  GBR |  BRA | 4 | 6-4 | 7-5 | 6-4 | 2:16 (102-95) | 
| Interrupted due to rain with score 3-2 and finnished on Saturday 02.06.2018. | 0:23 (16-15) | 
| Fri 01.06.18 | Calvin Hemery / Stephane Robert |  FRA |  FRA | Alt | 2-1 | Julio Peralta / Horacio Zeballos |  CHI |  ARG | 15 | 2-6 | 7-5 | 6-4 | 1:42 (85-94) | 
| Fri 01.06.18 | Steve Johnson / Jack Sock |  USA |  USA |  | 2-0 | Pablo Cuevas / Marcel Granollers |  URU |  ESP | 11 | 7-5 | 6-4 |  | 1:20 (71-62) | 
| Fri 01.06.18 | Pierre-Hugues Herbert / Nicolas Mahut |  FRA |  FRA | 6 | 2-0 | Robin Haase / Matwe Middelkoop |  NED |  NED |  | 7-5 | 7-66 |  | 0:36 (82-79) | 
| Interrupted due to rain with score 4-5 and finnished on Sunday 03.06.2018 after Pierre-Hugues Herbert has a match in singles on Saturday. | 0:36 (26-31) | 0:36 (31-26) | 
| Thu 31.05.18 | Leonardo Mayer / Joao Sousa |  ARG |  POR |  | 2-0 | Evgeny Donskoy / Miguel Angel Reyes-Varela |  RUS |  MEX | Alt | 6-2 | 6-4 |  | 1:10 (64-51) | 
| Thu 31.05.18 | Feliciano López / Marc López |  ESP |  ESP | 12 | 2-0 | Marcelo Demoliner / Santiago González |  BRA |  MEX |  | 6-3 | 6-4 |  | 1:09 (59-43) | 
| Thu 31.05.18 | Daneile Bracciali / Andreas Seppi |  ITA |  ITA | PR | 2-1 | Ken Skupski / Neal Skupski |  GBR |  GBR |  | 3-6 | 6-3 | 6-2 | 1:51 (95-84) | 
| Thu 31.05.18 | Henri Kontinen / John Peers |  FIN |  AUS | 3 | 2-0 | Mirza Bašić / Damir Džumhur |  BIH |  BIH |  | 6-1 | 6-2 |  | 0:44 (54-28) | 
| Fri 01.06.18 | Juan Sebastian Cabal / Robert Farah |  COL |  COL | 5 | 2-0 | Guido Pella / Diego Schwartzman |  ARG |  ARG |  | 6-4 | 7-64 |  | 1:39 (81-62) | 
| Thu 31.05.18 | Wesley Koolhof / Artem Sitak |  NED |  NZL |  | 2-1 | Ivan Dodig / Rajeev Ram |  CRO |  USA | 9 | 5-7 | 7-5 | 6-4 | 2:13 (103-94) | 
| Fri 01.06.18 | Marcelo Arévalo / James Cerretani |  ESA |  USA |  | 2-0 | Federico Delbonis / Benoit Paire |  ARG |  FRA |  | 7-65 | 6-4 |  | 1:39 (77-70) | 
| Fri 01.06.18 | Oliver Marach / Mate Pavić |  AUT |  CRO | 2 | 2-0 | Yuki Bhambri / Divij Sharan |  IND |  IND |  | 7-5 | 6-3 |  | 1:19 (67-55) | 
| date | Pair 1 | sets | Pair 2 | set 1 | set 2 | set 3 | dur (pts) | 
| Section 1 | 
| Wed 30.05.18 | Łukasz Kubot / Marcelo Melo |  POL |  BRA | 1 | 2-0 | Marco Cecchinato / Marton Fucsovics |  ITA |  HUN |  | 6-4 | 7-5 |  | 1:25 (70-60) | 
| Thu 31.05.18 | Roberto Carballés Baena / Gullermo García López |  ESP |  ESP |  | 2-1 | Simone Bolelli / Fabio Fognini |  ITA |  ITA |  | 4-6 | 6-3 | 6-4 | 1:55 (98-90) | 
| Wed 30.05.18 | Benjamin Bonzi / Gregoire Jacq |  FRA |  FRA | WC | 2-0 | Scott Lipsky / Tennys Sandgren |  USA |  USA |  | 6-2 | 6-4 |  | 1:02 (58-52) | 
| Tue 29.05.18 | Rohan Bopanna / Édouard Roger-Vasselin |  IND |  FRA | 13 | 2-0 | Taylor Fritz / Frances Tiafoe |  USA |  USA |  | 6-3 | 6-1 |  | 1:08 (67-44) | 
| Tue 29.05.18 | Raven Klaasen / Michael Venus |  RSA |  NZL | 10 | 2-0 | Corentin Denolly / Alexandre Müller |  FRA |  FRA | WC | 6-3 | 6-3 |  | 1:10 (66-43) | 
| Tue 29.05.18 | Jonathan Eysseric / Hugo Nys |  FRA |  FRA |  | 2-0 | David Marrero / Fernando Verdasco |  ESP |  ESP |  | 6-3 | 7-5 |  | 1:13 (66-54) | 
| Wed 30.05.18 | Nikoloz Basilashvili / John Millman |  GEO |  AUS |  | 2-1 | Florian Lakat / Arthur Rinderknech |  FRA |  FRA | WC | 6-3 | 3-6 |  | 1:56 (106-102) | 
| Tue 29.05.18 | Nikola Mektić / Alexander Peya |  CRO |  AUT | 8 | 2-0 | Dominic Inglot / Franco Škugor |  GBR |  CRO |  | 6-4 | 6-2 |  | 1:18 (82-53) | 
| Section 2 | 
| Thu 31.05.18 | Jamie Murray / Bruno Soares |  GBR |  BRA | 4 | 2-0 | Dusan Lajović / Florian Mayer |  SRB |  GER |  | 6-1 | 7-5 |  | 1:07 (68-45) | 
| Wed 30.05.18 | Maximo González / Nicolas Jarry |  ARG |  CHI |  | 2-0 | Paolo Lorenzi / Mischa Zverev |  ITA |  GER |  | 6-1 | 6-2 |  | 0:48 (54-24) | 
| Wed 30.05.18 | Calvin Hemery / Stephane Robert |  FRA |  FRA | Alt | 2-1 | Matthew Ebden / Donald Young |  AUS |  USA |  | 6-2 | 4-6 | 7-66 | 2:02 (104-94) | 
| Tue 29.05.18 | Julio Peralta / Horacio Zeballos |  CHI |  ARG | 15 | 2-0 | Hugo Gaston / Clement Tabur |  FRA |  FRA | WC | 6-2 | 6-2 |  | 0:51 (54-30) | 
| --- 2-.05.18 | Pablo Cuevas / Marcel Granollers |  URU |  ESP | 11 | 2-0 | Jeremy Chardy / Daniel Nestor |  FRA |  CAN | WC | 7-5 | 6-2 |  | 
| Wed 30.05.18 | Steve Johnson / Jack Sock |  USA |  USA |  | 2-0 | Nicholas Monroe / John-Patrick Smith |  USA |  AUS |  | 7-66 | 6-4 |  | 1:32 (83-81) | 
| Tue 29.05.18 | Robin Haase / Matwe Middelkoop |  NED |  NED |  | 2-0 | Yoshihito Nishioka / Yuichi Sugita |  JPN |  JPN | PR | 6-1 | 6-2 |  | 0:45 (53-29) | 
| Wed 30.05.18 | Pierre-Hugues Herbert / Nicolas Mahut |  FRA |  FRA | 6 | 2-1 | Robert Lindstedt / Marcin Matkowski |  SWE |  POL |  | 6-4 | 3-6 | 7-66 | 2:06 (98-92) | 
| Section 3 | 
| Wed 30.05.18 | Evgeny Donskoy / Miguel Angel Reyes-Varela |  RUS |  MEX | Alt | 2-1 | Aisam-ul-Haq Qureshi / Jean-Julien Rojer |  PAK |  NED | 7 | 6-72 | 7-65 | 6-4 | 2:40 (112-11) | 
| Wed 30.05.18 | Leonardo Mayer / Joao Sousa |  ARG |  POR |  | 2-0 | Geoffrey Blancaneaux / Constant Lestienne |  FRA |  FRA | WC | 7-63 | 6-3 |  | 1:25 (74-56) | 
| Wed 30.05.18 | Marcelo Demoliner / Santiago González |  BRA |  MEX |  | 2-1 | Roman Jebavý / Andrei Vasilevski |  CZE |  BLR |  | 7-65 | 6-78 | 7-62 | 2:31 (131-124) | 
| Wed 30.05.18 | Feliciano López / Marc López |  ESP |  ESP | 12 | 2-0 | Guillermo Durán / Andres Molteni |  ARG |  ARG |  | 6-3 | 6-4 |  | 1:20 (67-54) | 
| Tue 29.05.18 | Ken Skupski / Neal Skupski |  GBR |  GBR |  | 2-0 | Mike Bryan / Sam Querrey |  USA |  USA | 16 | 7-5 | 6-4 |  | 1:08 (63-56) | 
| Wed 30.05.18 | Daneile Bracciali / Andreas Seppi |  ITA |  ITA | PR | 2-1 | Maximilian Marterer / Philipp Petzschner |  GER |  GER |  | 2-6 | 7-66 | 6-4 | 1:58 (84-91) | 
| Tue 29.05.18 | Mirza Bašić / Damir Džumhur |  BIH |  BIH |  | 2-0 | Albert Ramos Viñolas / Jiri Veselý |  ESP |  CZE |  | 6-4 | 6-3 |  | 1:06 (63-49) | 
| Tue 29.05.18 | Henri Kontinen / John Peers |  FIN |  AUS | 3 | 2-0 | Ilya Ivashka / Karen Khachanov |  BLR |  RUS |  | 6-3 | 6-2 |  | 0:53 (56-37) | 
| Section 4 | 
| Tue 29.05.18 | Juan Sebastian Cabal / Robert Farah |  COL |  COL | 5 | 2-0 | Max Mirnyi / Philipp Oswald |  BLR |  AUT |  | 7-63 | 7-64 |  | 1:54 (86-81) | 
| Wed 30.05.18 | Guido Pella / Diego Schwartzman |  ARG |  ARG |  | 2-0 | Antoine Hoang / Ugo Humbert |  FRA |  FRA | WC | 6-3 | 6-3 |  | 1:08 (65-39) | 
| Tue 29.05.18 | Wesley Koolhof / Artem Sitak |  NED |  NZL |  | 2-1 | Andre Begemann / Antonio Šančić |  GER |  CRO |  | 6-74 | 6-2 | 6-4 | 2:25 (110-102) | 
| Wed 30.05.18 | Ivan Dodig / Rajeev Ram |  CRO |  USA | 9 | 2-1 | Hans Podlipnik-Castillo / Jackson Withrow |  CHI |  USA |  | 4-6 | 6-4 | 6-1 | 1:51 (95-75) | 
| Wed 30.05.18 | Marcelo Arévalo / James Cerretani |  ESA |  USA |  | 2-1 | Ben McLachlan / Jan-Lennard Struff |  JPN |  GER | 14 | 6-74 | 7-63 | 6-3 | 2:35 (120-107) | 
| Thu 31.05.18 | Federico Delbonis / Benoit Paire |  ARG |  FRA |  | 2-0 | Ryan Harrison / Vasek Pospisil |  USA |  CAN |  | 6-4 | 6-3 |  | 1:18 (67-55) | 
| Wed 30.05.18 | Yuki Bhambri / Divij Sharan |  IND |  IND |  | 2-1 | Fabrice Martin / Purav Raja |  FRA |  IND |  | 6-3 | 5-7 | 6-4 | 2:22 (107-99) | 
| Wed 30.05.18 | Oliver Marach / Mate Pavić |  AUT |  CRO | 2 | 2-0 | Sander Arends / Adil Shamasdin |  NED |  CAN |  | 6-2 | 6-2 |  | 1:00 (60-38) |