| Tournament | Round | Hanne Marks . | Trevor Halsall |
| 25.01.1998 City of Sydney International Masters (NSW) | 3 | 338 | 430 |
| 29.03.1998 Wyong (NSW) | 2 | 305 | 397 |
| 09.12.2001 ACT Championships (ACT) | 9 | 293 | 387 |
| 21.04.2003 Australian Championships (SA) | 1 | 496 | 388 |
| 25.01.2009 City of Sydney International Masters (NSW) | 3 | 479 | 335 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 382.2 | 387.4 | |
| Spread: | -26 | 26 | |