| Date | 26 July 2021 | |
|---|---|---|
| Location | Ariake Tennis Forest Park, Ariake, Koto, Tokyo, Japan | |
| Chair Umpire | Aurélie Tourte |  FRA |
| Seed | Competitor | NOC | Sets Won | Sets Won | Set 1 | Set 2 | |
|---|---|---|---|---|---|---|---|
| – | Yelena Rybakina |  KAZ | 2 | 2 | 6 | 6 | |
| – | Rebecca Peterson |  SWE | 0 | 0 | 2 | 3 |
| Yelena Rybakina | Rebecca Peterson | |
|---|---|---|
| Sets Won | 2 | 0 |
| Set 1 | 6 | 2 |
| Set 2 | 6 | 3 |
