| Date | 11 October 2018 |
|---|---|
| Location | Buenos Aires Lawn Tennis Club, Green Park, Palermo, Buenos Aires (Court 3) |
| Competitor | NOC | Sets Won | Set 1 | Set 2 | |
|---|---|---|---|---|---|
| Oksana Selekhmetyeva (RUS) / Carlos López (ESP) |  MIX | 2 | 6 | 6 (8) | |
| Naho Sato (JPN) / Gilbert Klier Junior (BRA) | MIX | 1 | 4 | 7 (10) |
Oksana Selekhmetyeva (RUS) / Carlos López (ESP)| Pos | Competitor | Match Tie-break | |||
|---|---|---|---|---|---|
| Oksana Selekhmetyeva |  RUS | – | |||
| Carlos López |  ESP | – | |||
| Team Totals | 10 | ||||
Naho Sato (JPN) / Gilbert Klier Junior (BRA)| Pos | Competitor | Match Tie-break | |||
|---|---|---|---|---|---|
| Naho Sato |  JPN | – | |||
| Gilbert Klier Junior |  BRA | – | |||
| Team Totals | 6 | ||||
