| Tournament | Round | Jack Ashwin | Liz Jackman |
| 22.04.2000 Australian Championships (QLD) | 8 | 298 | 400 |
| 12.04.2004 Australian Championships (ACT) | 15 | 326 | 388 |
| 28.03.2005 Australian Championships (TAS) | 20 | 370 | 452 |
| 06.04.2015 Australian Championship (VIC) | 12 | 361 | 479 |
| 06.04.2015 Australian Championship (VIC) | 17 | 345 | 370 |
| 28.03.2016 Australian Championship (SA) | 19 | 385 | 347 |
| Head-to-head after 6 games | 1 | 5 | |
| Average score | 347.5 | 406 | |