| Date | 9 October 2018 |
|---|---|
| Location | Buenos Aires Lawn Tennis Club, Green Park, Palermo, Buenos Aires (Court 1) |
| Competitor | NOC | Sets Won | Sets Won | Set 1 | Set 2 | Set 3 | |
|---|---|---|---|---|---|---|---|
| Sebastián Báez |  ARG | 2 | 2 | 5 | 6 | 6 | |
| Nicolás Álvarez |  ESP | 1 | 1 | 7 | 4 | 4 |
| Sebastián Báez | Nicolás Álvarez | |
|---|---|---|
| Sets Won | 2 | 1 |
| Set 1 | 5 | 7 |
| Set 2 | 6 | 4 |
| Set 3 | 6 | 4 |
