Six days after stating he would self-isolate, the German was seen at a restaurant.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Mexican Open
|
1/16 | Ugo Humbert |
3-6
- |
| 2020 |
Australian Open ATP
|
1/8 | Rafael Nadal |
6-3
3-6 7-6 7-6 |
| 2020 |
Australian Open ATP
|
1/16 | Nick Kyrgios |
6-2
7-6 6-7 6-7 7-6 |
| 2020 |
Australian Open ATP
|
1/32 | Nick Kyrgios |
6-2
6-4 4-6 7-5 |
| 2020 |
Australian Open ATP
|
1/64 | Nick Kyrgios |
6-2
7-6 7-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Chile Open
|
Quarter Finals | Casper Ruud |
5-7
5-7 |
| 2020 |
Chile Open
|
1/8 | Federico Delbonis |
7-6
6-3 |
| 2020 |
Chile Open
|
1/16 | Federico Delbonis |
6-1
7-6 |
| 2020 |
Rio Open
|
1/8 | Cristian Garin |
4-6
3-6 |
| 2020 |
Rio Open
|
1/16 | Federico Delbonis |
2-6
4-6 |
| 2020 |
Argentina Open
|
1/8 | Diego Schwartzman |
6-3
4-6 6-2 |
| 2020 |
Argentina Open
|
1/16 | Federico Delbonis |
1-6
6-3 7-5 |
