| Tournament | Round | George Khamis | Karen Richards |
| 16.10.2004 Spring Marathon (NSW) | 2 | 315 | 458 |
| 25.02.2007 Matchplay Qualifier (NSW) | 8 | 225 | 390 |
| 04.10.2008 NSW CHAMPIONSHIPS 08 (NSW) | 4 | 356 | 383 |
| 28.01.2018 City of Sydney International Masters (NSW) | 13 | 356 | 435 |
| 14.04.2018 Beecroft Marathon (NSW) | 8 | 344 | 446 |
| 25.08.2019 WESPA Seniors 2019 (QLD) | 23 | 322 | 453 |
| Head-to-head after 6 games | 0 | 6 | |
| Average score | 319.66 | 427.5 | |
| Spread: | -647 | 647 | |