Six days after stating he would self-isolate, the German was seen at a restaurant.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2015 |
Gerry Weber Open
|
1/16 | Alexander Zverev |
6-4
6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2016 |
Davis Cup Group 2 - Europe/Africa
|
Championship | Jarkko Nieminen |
3-6
6-3 1-6 6-7 |
| 2015 |
if...Stockholm Open
|
1/16 | Nicolas Almagro |
3-6
7-6 6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Adria Tour, Group A
|
Championship | Novak Djokovic |
4-0
1-4 4-2 |
| 2020 |
Adria Tour, Group A
|
Championship | Alexander Zverev |
1-4
1-4 |
| 2020 |
Adria Tour, Group A
|
Championship | Alexander Zverev |
0-4
4-3 4-3 |
| 2020 |
Adria Tour, Group B
|
Championship | Andrey Rublev |
2-4
1-4 |
| 2020 |
Adria Tour, Group B
|
Championship | Alexander Zverev |
4-3
0-4 4-3 |
| 2020 |
Adria Tour, Group B
|
Championship | Danilo Petrovic |
3-4
3-4 |
