| Tournament | Round | Trevor Halsall | Audrey Newman |
| 25.01.1998 City of Sydney International Masters (NSW) | 7 | 397 | 297 |
| 15.04.1998 Australian Championships (TAS) | 9 | 476 | 285 |
| 17.01.1999 Baulkham Hills (NSW) | 4 | 273 | 387 |
| 04.10.1999 New South Wales Championships (NSW) | 19 | 426 | 374 |
| 23.11.2003 ACT Championships (ACT) | 1 | 360 | 370 |
| 04.10.2004 New South Wales Championships (NSW) | 23 | 373 | 431 |
| Head-to-head after 6 games | 3 | 3 | |
| Average score | 384.16 | 357.33 | |
| Spread: | 161 | -161 | |