| Tournament | Round | Marilyn Smith | Dianne Davis |
| 12.04.2004 Australian Championships (ACT) | 9 | 278 | 470 |
| 17.04.2006 Australian Championships (QLD) | 17 | 340 | 416 |
| 09.04.2007 Australian Championships (NSW) | 14 | 434 | 318 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 350.66 | 401.33 | |
| Spread: | -152 | 152 | |