| Tournament | Round | Natalie Tadday | Kim Grayson |
| 19.02.2000 Wollongong (NSW) | 7 | 295 | 472 |
| 20.08.2011 Oatlands War of the Words (NSW) | 2 | 329 | 436 |
| 20.09.2015 Sydney tournament (NSW) | 2 | 449 | 287 |
| 26.11.2022 LAKE MACQUARIE SPRING (NSW) | 6 | 365 | 357 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 359.5 | 388 | |
| Spread: | -114 | 114 | |