| Tournament | Round | Betty Egan | Wayne Willis |
| 24.03.2008 Australian Championship (VIC) | 11 | 422 | 390 |
| 24.03.2008 Australian Championship (VIC) | 23 | 329 | 481 |
| 01.04.2013 Australian Championship (QLD) | 6 | 408 | 301 |
| 21.04.2014 Australian Championship (NSW) | 23 | 351 | 338 |
| 22.04.2019 2019 Australian Championship (TAS) | 1 | 423 | 358 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 386.6 | 373.6 | |
| Spread: | 65 | -65 | |