Six days after stating he would self-isolate, the German was seen at a restaurant.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Mutua Madrid Open
|
1/8 | Alexander Zverev |
4-6
4-6 |
| 2016 |
St. Petersburg Open
Russia, St. Petersburg |
Semi Finals | Alexander Zverev |
4-6
4-6 |
| 2016 |
Wimbledon
England, Wimbledon |
1/16 | Tomas Berdych |
3-6
4-6 6-4 1-6 |
| 2016 |
Davis Cup 1. round
|
Championship | Tomas Berdych |
6-7
6-1 6-4 6-7 4-6 |
| 2016 |
Open 13
|
1/8 | Tomas Berdych |
3-6
6-3 5-7 |
| 2015 |
if...Stockholm Open
|
1/8 | Tomas Berdych |
6-3
6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
US Open ATP
|
1/64 | Jenson Brooksby |
1-6
6-2 4-6 4-6 |
| 2019 |
Winston-Salem Open
|
1/16 | Filip Krajinovic |
3-6
7-5 6-1 |
| 2019 |
Winston-Salem Open
|
1/32 | Tomas Berdych |
6-1
3-6 6-3 |
| 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 |
