Klahn earned a big win over David Ferrer in the round of 64 at last week's Roger Cup.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Shenzhen Open
|
1/16 | Albert Ramos-Vinolas |
7-6
6-7 3-6 |
| 2018 |
US Open ATP
|
1/64 | Karen Khachanov |
3-6
2-6 3-6 |
| 2018 |
Winston-Salem Open
|
1/16 | Roberto Carballes Baena |
1-6
3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Chengdu Open
|
1/16 | Bernard Tomic |
7-6
6-7 2-6 |
| 2018 |
US Open ATP
|
1/64 | John Isner |
7-6
6-3 6-4 |
| 2018 |
Western & Southern Open
|
1/16 | Pablo Carreno Busta |
4-6
4-6 |
| 2018 |
Western & Southern Open
|
1/32 | Bradley Klahn |
6-7
4-6 |
