| Date | Tournament | State | Round | Isabel Humphreys | Henni Maat |
|---|---|---|---|---|---|
| 16/09/1996 | St George | NSW | 3 | 418 | 340 |
| 11/01/1997 | Baulkham Hills | NSW | 7 | 449 | 314 |
| 14/11/1998 | Sydney | NSW | 5 | 338 | 452 |
| 17/04/1999 | Central Coast - Wyong | NSW | 3 | 453 | 333 |
| Head-to-head after 4 games | 3 | 1 | |||
| Average score | 414.50 | 359.75 | |||
| Spread | 219 | -219 | |||