| Tournament | Round | Jack Ashwin | Margaret Griggs |
| 17.04.2006 Australian Championships (QLD) | 19 | 377 | 397 |
| 05.04.2010 Aus Championship (SA) | 11 | 341 | 389 |
| 05.04.2010 Aus Championship (SA) | 16 | 367 | 385 |
| Head-to-head after 3 games | 0 | 3 | |
| Average score | 361.66 | 390.33 | |
| Spread: | -86 | 86 | |