| Tournament | Round | Ruth MacInerney | Carol Johnsen |
| 28.12.2003 Decathon (VIC) | 5 | 465 | 411 |
| 28.03.2016 Australian Championship (SA) | 2 | 372 | 432 |
| 03.11.2022 Seniors Championship (NSW) | 18 | 396 | 367 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 411 | 403.33 | |
| Spread: | 23 | -23 | |