date | Pair 1 | sets | Pair 2 | set 1 | set 2 | set 3 |
--- --.02.18 | Juan Sebastian Cabal / Robert Farah | COL | COL | 1 | 2-0 | Marcelo Demoliner / Guillermo Garcia-Lopez | BRA | ESP | | 7-67 | 7-69 | |
--- --.02.18 | Pablo Carreno Busta / Pablo Cuevas | ESP | URU | | 2-0 | Federico Delbonis / Guido Pella | ARG | ARG | | 7-65 | 6-3 | |
--- --.02.18 | David Marrero / Fernando Verdasco | ESP | ESP | | 2-1 | Nikola Mektic / Alexander Peya | CRO | AUT | 3 | 3-6 | 6-3 | 10-8 |
--- --.02.18 | Diego Schwartzman / Dominic Thiem | ARG | AUT | | 2-1 | Roman Jebavy / Jiri Vesely | CZE | CZE | | 3-6 | 6-2 | 10-3 |
--- --.02.18 | Hans Podlipnik-Castillo / Andrei Vasilevski | CHI | BLR | | 2-0 | Carlos Berlocq / Albert Ramos-Vinolas | ARG | ESP | | 6-3 | 6-3 | |
--- --.02.18 | Andres Molteni / Horacio Zeballos | ARG | ARG | 4 | 2-0 | Dorian Descloix / Gael Monfils | FRA | FRA | WC | 6-4 | 7-5 | |
--- --.02.18 | Guilermo Duran / Maximo Gonzalez | ARG | ARG | WC | 2-0 | Aljaz Bedene / Ariel Behar | SLO | URU | | 7-5 | 6-3 | |
--- --.02.18 | Andreas Haider-Maurer / Dusan Lajovic | AUT | SRB | PR | 2-1 | Santiago Gonzalez / Julio Peralta | MEX | CHI | 2 | 3-6 | 6-3 | 10-5 |