| Tournament | Round | Wilma Vialle | June Stephenson |
| 14.06.1999 Victorian Championships (VIC) | 5 | 312 | 405 |
| 04.10.1999 New South Wales Championships (NSW) | 10 | 374 | 344 |
| 23.10.1999 Spring Marathon (NSW) | 7 | 399 | 297 |
| 27.11.1999 North Shore (NSW) | 6 | 356 | 484 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 360.25 | 382.5 | |
| Spread: | -89 | 89 | |