Alexander Zverev regrouped with Jan-Lennard Struff to top Novak Djokovic and Nikola Cacic.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Pullach
|
Quarter Finals | Jan-Lennard Struff |
4-6
6-3 6-2 |
| 2012 |
Braunschweig
|
1/16 | Jan-Lennard Struff |
6-7
3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Open Sud de France
|
1/16 | Peter Gojowczyk |
6-3
6-4 |
| 2021 |
Australian Open ATP
|
1/64 | Christopher O'connell |
7-6
7-6 6-1 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Biella
|
1/8 | Paolo Lorenzi |
6-4
6-3 |
