| Tournament | Round | George Khamis | Karmel Patterson |
| 04.10.2004 New South Wales Championships (NSW) | 8 | 421 | 334 |
| 08.07.2006 Chatswood (NSW) | 5 | 409 | 320 |
| 17.07.2016 WINTER CHALLENGE (NSW) | 3 | 372 | 322 |
| 16.07.2017 Winter Challenge (NSW) | 5 | 362 | 383 |
| 14.10.2017 Spring Marathon (NSW) | 11 | 404 | 256 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 393.6 | 323 | |
| Spread: | 353 | -353 | |