| Tournament | Round | John Spaan | Ruth MacInerney |
| 02.01.2004 Janboree (NSW) | 4 | 408 | 435 |
| 20.03.2016 Canberra Autumn (ACT) | 4 | 416 | 449 |
| 17.09.2022 Almost Free (ACT) | 4 | 396 | 409 |
| 17.09.2022 Almost Free (ACT) | 7 | 349 | 354 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 392.25 | 411.75 | |
| Spread: | -78 | 78 | |