| Tournament | Round | Betty Foreman | Dianne Brumby |
| 09.04.2007 Australian Championships (NSW) | 16 | 361 | 386 |
| 21.11.2010 Central Coast Championships (NSW) | 5 | 325 | 466 |
| 03.02.2019 Ulverstone (TAS) | 7 | 343 | 441 |
| 02.02.2020 ulverstone (TAS) | 5 | 341 | 356 |
| 01.11.2020 Tasmanian Championship (TAS) | 5 | 334 | 315 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 340.8 | 392.8 | |
| Spread: | -260 | 260 | |