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