| Tournament | Round | Betty Egan | Margaret Bishop |
| 01.04.2013 Australian Championship (QLD) | 22 | 396 | 361 |
| 28.03.2016 Australian Championship (SA) | 8 | 400 | 335 |
| 22.04.2019 2019 Australian Championship (TAS) | 9 | 338 | 362 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 378 | 352.66 | |
| Spread: | 76 | -76 | |