Alexander Zverev regrouped with Jan-Lennard Struff to top Novak Djokovic and Nikola Cacic.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2016 |
Open de Moselle
France, Metz |
1/16 | Jan-Lennard Struff |
7-6
7-5 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Gran Canaria
|
1/8 | Enzo Couacaud |
1-6
2-6 |
| 2021 |
Gran Canaria
|
1/16 | Tommy Robredo |
0-6
4-6 |
| 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 |
