By surface
| Surface | Alex Knaff | Mats Hermans |
|---|---|---|
| Grass | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1973-12-10 | WTA | Perth | Round of 32 | Grass | Nellemieke Brouwer | 0-6 | 2-6 |
| Surface | Alex Knaff | Mats Hermans |
|---|---|---|
| Grass | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1973-12-10 | WTA | Perth | Round of 32 | Grass | Nellemieke Brouwer | 0-6 | 2-6 |