Elsewhere, Djokovic fended off Tiafoe's challenge and Swiatek cruised into round three.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Rotterdam Open
|
1/8 | Kei Nishikori |
3-6
6-2 5-7 |
| 2021 |
Rotterdam Open
|
1/16 | Kei Nishikori |
7-6
6-1 |
| 2021 |
Australian Open ATP
|
1/64 | Pablo Carreno Busta |
5-7
6-7 2-6 |
| 2021 |
ATP Cup, Group D
|
Championship | Diego Schwartzman |
6-1
6-7 6-0 |
| 2021 |
ATP Cup, Group D
|
Championship | Daniil Medvedev |
6-2
6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Lyon Open
|
1/16 | Nina Stojanovic |
6-4
6-0 |
| 2021 |
Australian Open WTA
|
1/16 | Marketa Vondrousova |
6-2
6-4 |
| 2021 |
Australian Open WTA
|
1/32 | Sorana Cirstea |
6-4
1-6 6-1 |
| 2021 |
Australian Open WTA
|
1/64 | Sorana Cirstea |
2-6
1-6 |
| 2021 |
Grampians Trophy
|
Quarter Finals | Ann Li |
6-3
6-1 |
| 2021 |
Grampians Trophy
|
1/8 | Sorana Cirstea |
7-5
6-2 |
| 2021 |
Grampians Trophy
|
1/16 | Sorana Cirstea |
6-1
6-1 |
