| Tournament | Round | Hanne Marks . | Wilma Vialle |
| 14.08.1999 Revesby (NSW) | 6 | 411 | 381 |
| 11.09.1999 St George (NSW) | 6 | 384 | 214 |
| 04.10.1999 New South Wales Championships (NSW) | 12 | 397 | 379 |
| 14.11.1999 Sydney (NSW) | 6 | 355 | 510 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 386.75 | 371 | |
| Spread: | 63 | -63 | |