| Date | 9 October 2018 |
|---|---|
| Location | Buenos Aires Lawn Tennis Club, Green Park, Palermo, Buenos Aires (Court 7) |
| Competitor | NOC | Sets Won | Set 1 | Set 2 | |
|---|---|---|---|---|---|
| Lulu Sun / Damien Wenger |  SUI | 2 | 6 | 7 | |
| Viktoriya Dema (UKR) / Adrian Andreev (BUL) |  MIX | 0 | 3 | 6 |
Lulu Sun / Damien Wenger| Pos | Competitor | Tie-break 2 | |||
|---|---|---|---|---|---|
| Lulu Sun | – | ||||
| Damien Wenger | – | ||||
| Team Totals | 7 | ||||
Viktoriya Dema (UKR) / Adrian Andreev (BUL)| Pos | Competitor | Tie-break 2 | |||
|---|---|---|---|---|---|
| Viktoriya Dema |  UKR | – | |||
| Adrian Andreev |  BUL | – | |||
| Team Totals | 3 | ||||
