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 |
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 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
BGL BNP Paribas Luxembourg Open, Qualification
|
1/16 | Pauline Parmentier |
6-0
6-3 |
| 2017 |
Generali Ladies Linz, Qualification
|
1/16 | Mihaela Buzarnescu |
6-4
6-2 |
| 2017 |
US Open, Qualification WTA
|
1/32 | Mariana Duque Mariño |
6-4
6-3 |
| 2017 |
US Open, Qualification WTA
|
1/64 | Alexa Glatch |
6-3
7-5 |
