| Tournament | Round | Joan Rosenthal | Wilma Vialle |
| 23.10.1999 Spring Marathon (NSW) | 9 | 382 | 355 |
| 22.04.2000 Australian Championships (QLD) | 10 | 432 | 448 |
| 25.11.2001 North Shore (NSW) | 1 | 447 | 339 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 420.33 | 380.66 | |
| Spread: | 119 | -119 | |