| Date | 29 July 2021 | |
|---|---|---|
| Location | Ariake Tennis Forest Park, Ariake, Koto, Tokyo, Japan | |
| Chair Umpire | Aurélie Tourte |  FRA |
| Competitor | NOC | Sets Won | Set #1 | Set #2 | |
|---|---|---|---|---|---|
| Pablo Carreño Busta |  ESP | 2 | 6 | 7 (7) | |
| Daniil Medvedev |  ROC | 0 | 2 | 6 (5) |
| Pablo Carreño Busta | Daniil Medvedev | |
|---|---|---|
| Sets Won | 2 | 0 |
| Set #1 | 6 | 2 |
| Set #2 | 7 (7) | 6 (5) |
