| | Top level | Event type
Doubles, Mixed – Match 3/4
| Date | 31 July 2021 | |
|---|---|---|
| Location | Ariake Tennis Forest Park, Ariake, Koto, Tokyo, Japan | |
| Chair Umpire | James Keothavong |  GBR |
| Seed | Competitor | NOC | ||
|---|---|---|---|---|
| – | Ash Barty / John Peers |  AUS | walkover | |
| – | Nina Stojanović / Novak Đoković |  SRB |
Ash Barty / John Peers
| Pos | Seed | Competitor | |||
|---|---|---|---|---|---|
| – | Ash Barty | ||||
| – | John Peers | ||||
| Team Totals | walkover | ||||
Nina Stojanović / Novak Đoković
| Pos | Seed | Competitor | |||
|---|---|---|---|---|---|
| – | Nina Stojanović (DNS) | ||||
| – | Novak Đoković (DNS) | ||||
| Team Totals | |||||