| Tournament | Round | Dianne Davis | Susan MacGillivray |
| 05.05.2002 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 5 | 346 | 454 |
| 12.04.2004 Australian Championships (ACT) | 20 | 473 | 373 |
| 28.03.2016 Australian Championship (SA) | 16 | 362 | 396 |
| 26.05.2019 Tri-State (NSW) | 4 | 399 | 413 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 395 | 409 | |
| Spread: | -56 | 56 | |