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 |
|---|---|---|---|---|
| 2015 |
BNP Paribas Diamond Games, Qualification
|
1/8 | Indy De Vroome |
7-5
6-3 |
| 2015 |
BNP Paribas Diamond Games, Qualification
|
1/16 | Vesna Dolonts |
6-1
3-6 6-4 |
| 2014 |
Open GDF Suez De Limoges, Qualification
|
1/8 | Richel Hogenkamp |
7-6
6-4 |
| 2014 |
Tashkent Open
|
1/16 | Urszula Radwanska |
2-6
2-6 |
