| Tournament | Round | Marg Harris-Walker | George Khamis |
| 21.04.2014 Australian Championship (NSW) | 21 | 386 | 339 |
| 05.10.2015 NSW Championships (NSW) | 9 | 363 | 414 |
| 05.10.2015 NSW Championships (NSW) | 14 | 375 | 374 |
| 02.10.2017 NSW CHAMPS (NSW) | 14 | 398 | 353 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 380.5 | 370 | |
| Spread: | 42 | -42 | |