| Date | 12 August 2016 — 15:26 | |
|---|---|---|
| Location | Centro Olímpico de Tênis, Parque Olímpico da Barra, Barra da Tijuca, Rio de Janeiro (Court 1) | |
| Chair Umpire | Ali Nili |  USA |
| Seed | Competitor | NOC | Sets Won | Set 1 | Set 2 | Set 3 | |
|---|---|---|---|---|---|---|---|
| 4 | Kei Nishikori |  JPN | 2 | 7 (7) | 4 | 7 (8) | |
| 6 | Gaël Monfils |  FRA | 1 | 6 (4) | 6 | 6 (6) |
| Kei Nishikori | Gaël Monfils | |
|---|---|---|
| Sets Won | 2 | 1 |
| Set 1 | 7 (7) | 6 (4) |
| Set 2 | 4 | 6 |
| Set 3 | 7 (8) | 6 (6) |
