By surface
| Surface | John Kniffen | Roman Loleit |
|---|---|---|
| Hard | 1 | 2 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2020-02-24 | WTA | Doha | Round of 64 | Hard | Ajla Tomljanovic | 2-6 | 4-6 | |||
| 2020-01-06 | WTA | Brisbane | Round of 32 | Hard | Ajla Tomljanovic | 2-6 | 6-4 | 4-6 | ||
| 2019-09-16 | WTA | Seoul | Round of 16 | Hard | Priscilla Hon | 3-6 | 7-5 | 1-6 |