| Tournament | Round | Maureen Gill | Anne Stewart |
| 04.06.2006 Western Australian Championships (WA) | 2 | 377 | 326 |
| 17.05.2009 Melville (WA) | 6 | 484 | 360 |
| 14.08.2011 OPEN AUGUST (WA) | 1 | 351 | 444 |
| 02.02.2014 Fremantle (WA) | 5 | 411 | 337 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 405.75 | 366.75 | |
| Spread: | 156 | -156 | |