The German won 6-4, 6-2 over the two-time Grand Slam finalist.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Shenzhen 2
|
1/8 | Aleksandr Nedovyesov |
7-6
6-4 |
| 2018 |
Shenzhen 2
|
1/16 | Yuichi Sugita |
3-6
2-6 |
| 2018 |
Lizhou
|
1/8 | Zhe Li |
6-4
6-4 |
| 2018 |
Rakuten Japan Open Tennis Championships
|
1/16 | Kei Nishikori |
4-6
1-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Taipei
|
Semi Finals | Sabine Lisicki |
1-6
6-3 7-5 |
| 2018 |
Taipei
|
1/16 | Sabine Lisicki |
6-3
6-2 |
| 2018 |
Mumbai
|
1/16 | Nao Hibino |
3-6
6-3 6-4 |
