By surface
| Surface | Ruben Konings | Zenda Liess |
|---|---|---|
| Hard | 0 | 1 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1978-03-13 | WTA | Orlando Futures | Quarterfinal | — | Glynis Coles | 6-7 | 2-6 | |||
| 1978-01-16 | WTA | Tucson Futures | Round of 16 | Hard | Zenda Liess | 6-0 | 5-7 | 5-7 | ||
| 1974-03-25 | WTA | Jacksonville | Quarterfinal | — | Zenda Liess | 5-7 | 7-6 | 4-6 |