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