| Tournament | Round | George Khamis | John Holgate |
| 01.10.2007 New South Wales Champs (NSW) | 1 | 263 | 401 |
| 30.01.2011 City of Sydney International Masters (NSW) | 9 | 362 | 408 |
| 02.10.2017 NSW CHAMPS (NSW) | 9 | 376 | 408 |
| 26.01.2018 Australia Day Open (NSW) | 3 | 293 | 450 |
| 13.10.2018 Spring Marathon (NSW) | 6 | 298 | 477 |
| 21.09.2019 Beecroft Marathon (NSW) | 1 | 406 | 462 |
| Head-to-head after 6 games | 0 | 6 | |
| Average score | 333 | 434.33 | |
| Spread: | -608 | 608 | |