| Tournament | Round | Betty Foreman | Marilyn Smith |
| 05.04.1999 Australian Championships (NSW) | 3 | 278 | 392 |
| 17.04.2006 Australian Championships (QLD) | 7 | 426 | 369 |
| 09.04.2007 Australian Championships (NSW) | 22 | 345 | 403 |
| 09.04.2012 Australian Championship (TAS) | 16 | 411 | 279 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 365 | 360.75 | |
| Spread: | 17 | -17 | |