| Tournament | Round | Joan Buchanan | Kim Grayson |
| 11.01.1998 Baulkham Hills (NSW) | 4 | 270 | 371 |
| 01.03.1998 Balmain (NSW) | 8 | 333 | 366 |
| 15.08.1998 Revesby (NSW) | 5 | 253 | 484 |
| 13.02.2010 Wollongong Round Robins (NSW) | 8 | 413 | 320 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 317.25 | 385.25 | |
| Spread: | -272 | 272 | |