| Date | 8 October 2018 |
|---|---|
| Location | Buenos Aires Lawn Tennis Club, Green Park, Palermo, Buenos Aires (Court 2) |
| Competitor | NOC | Sets Won | Set 1 | Set 2 | |
|---|---|---|---|---|---|
| Nicolás Mejía (COL) / Gilbert Klier Junior (BRA) |  MIX | 2 | 6 | 7 | |
| Drew Baird / Tristan Boyer |  USA | 0 | 3 | 6 |
Nicolás Mejía (COL) / Gilbert Klier Junior (BRA)| Pos | Competitor | Tie-break 2 | |||
|---|---|---|---|---|---|
| Nicolás Mejía |  COL | – | |||
| Gilbert Klier Junior |  BRA | – | |||
| Team Totals | 8 | ||||
Drew Baird / Tristan Boyer| Pos | Competitor | Tie-break 2 | |||
|---|---|---|---|---|---|
| Drew Baird | – | ||||
| Tristan Boyer | – | ||||
| Team Totals | 6 | ||||
