| Tournament | Round | Judy McGuinness | Henni Maat |
| 11.01.1998 Baulkham Hills (NSW) | 2 | 426 | 341 |
| 15.03.1998 Sutherland (NSW) | 8 | 373 | 395 |
| 14.11.1998 Sydney (NSW) | 1 | 349 | 263 |
| 12.12.1998 North Shore (NSW) | 7 | 376 | 423 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 381 | 355.5 | |
| Spread: | 102 | -102 | |