| Tournament | Round | Natalie Tadday | Arlene Williams |
| 21.08.2016 Hills Open (NSW) | 6 | 369 | 448 |
| 10.12.2016 Bundanoon (NSW) | 8 | 385 | 305 |
| 25.08.2019 WESPA Seniors 2019 (QLD) | 23 | 415 | 335 |
| 19.06.2021 WORDS WINTER 19 JUNE (NSW) | 7 | 372 | 309 |
| 15.01.2022 bundanoon (NSW) | 5 | 344 | 410 |
| 12.02.2022 WORDS22 (NSW) | 7 | 382 | 318 |
| 04.04.2026 AUS CHAMPS (ACT) | 19 | 419 | 388 |
| Head-to-head after 7 games | 5 | 2 | |
| Average score | 383.71 | 359 | |
| Spread: | 173 | -173 | |