| Tournament | Round | Susan MacGillivray | Joan Buchanan |
| 14.02.1998 Wollongong WORDS Valentine (NSW) | 2 | 241 | 393 |
| 05.10.1998 New South Wales Championships (NSW) | 11 | 370 | 408 |
| 05.10.1998 New South Wales Championships (NSW) | 22 | 282 | 437 |
| 21.05.1999 Ulladulla (NSW) | 6 | 360 | 336 |
| 17.11.2007 ACT Champs 2007 (ACT) | 1 | 536 | 308 |
| 17.11.2007 ACT Champs 2007 (ACT) | 10 | 412 | 241 |
| Head-to-head after 6 games | 3 | 3 | |
| Average score | 366.83 | 353.83 | |
| Spread: | 78 | -78 | |