| Tournament | Round | Joan Buchanan | George Khamis |
| 19.10.2002 Blacktown (NSW) | 6 | 279 | 535 |
| 22.05.2005 Ulladulla (NSW) | 10 | 375 | 379 |
| 17.06.2006 Wollongong Marj Babb (NSW) | 4 | 374 | 315 |
| 17.02.2007 Wollongong (NSW) | 7 | 375 | 382 |
| 15.07.2007 Winter Challenge (NSW) | 2 | 278 | 415 |
| 15.07.2007 Winter Challenge (NSW) | 15 | 398 | 362 |
| 03.08.2008 Southern Tablelands Challenge (NSW) | 11 | 387 | 419 |
| 04.07.2010 Winter Challenge (NSW) | 10 | 317 | 473 |
| 04.07.2010 Winter Challenge (NSW) | 15 | 284 | 326 |
| Head-to-head after 9 games | 2 | 7 | |
| Average score | 340.77 | 400.66 | |
| Spread: | -539 | 539 | |