| Tournament | Round | Colleen Birch | George Khamis |
| 01.10.2001 New South Wales Championships (NSW) | 3 | 410 | 377 |
| 28.07.2002 Newcastle (NSW) | 5 | 454 | 249 |
| 25.04.2011 Aus Championship (ACT) | 8 | 389 | 321 |
| 25.04.2011 Aus Championship (ACT) | 16 | 450 | 314 |
| 23.05.2021 EmpireBayMay (NSW) | 2 | 351 | 346 |
| Head-to-head after 5 games | 5 | 0 | |
| Average score | 410.8 | 321.39 | |
| Spread: | 447 | -447 | |