| Tournament | Round | George Khamis | Maureen Hilder |
| 12.12.2010 Sydney Club 2010 (NSW) | 2 | 357 | 374 |
| 27.10.2019 Empire Bay Oct (NSW) | 6 | 406 | 405 |
| 27.10.2019 Empire Bay Oct (NSW) | 6 | 406 | 405 |
| 01.03.2020 Empire Bay Mini (1) (NSW) | 7 | 363 | 366 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 383 | 387.5 | |
| Spread: | -18 | 18 | |