| Tournament | Round | Sharon Sorensen | Maureen Gill |
| 12.04.2004 Australian Championships (ACT) | 12 | 309 | 332 |
| 11.04.2009 AUST CHAMPIONSHIP (WA) | 10 | 302 | 334 |
| 11.04.2009 AUST CHAMPIONSHIP (WA) | 22 | 254 | 473 |
| 05.04.2010 Aus Championship (SA) | 1 | 435 | 266 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 325 | 351.25 | |
| Spread: | -105 | 105 | |