| Tournament | Round | Marg Harris-Walker | Patti Ashwin |
| 04.05.2014 Ocean Shores (NSW) | 7 | 279 | 410 |
| 06.04.2015 Australian Championship (VIC) | 10 | 394 | 396 |
| 06.04.2015 Australian Championship (VIC) | 21 | 438 | 349 |
| 02.06.2019 Sunshine Coast (QLD) | 13 | 339 | 380 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 362.5 | 383.75 | |