| Tournament | Round | Sharon Sorensen | Arlene Williams |
| 20.05.2012 Ulladulla (NSW) | 7 | 318 | 327 |
| 11.11.2012 ACT CHAMPIONSHIPS (ACT) | 12 | 478 | 315 |
| 28.04.2013 Wagga Wagga - Tristate (NSW) | 1 | 354 | 426 |
| 10.11.2013 ACT CHAMPIONSHIPS (ACT) | 1 | 422 | 359 |
| 26.01.2015 City of Sydney International Masters (NSW) | 13 | 450 | 272 |
| 26.01.2015 City of Sydney International Masters (NSW) | 22 | 401 | 338 |
| 17.04.2016 Tristate Challenge (NSW) | 5 | 318 | 382 |
| 15.07.2018 Winter Challenge (NSW) | 5 | 376 | 281 |
| 07.07.2019 WINTER CHALLENGE (NSW) | 15 | 423 | 305 |
| 07.10.2019 NSW CHAMPIONSHIP (NSW) | 13 | 354 | 401 |
| 27.01.2020 City of Sydney International Masters (NSW) | 9 | 301 | 411 |
| 27.01.2020 City of Sydney International Masters (NSW) | 13 | 441 | 380 |
| 15.01.2022 bundanoon (NSW) | 3 | 411 | 314 |
| 29.01.2023 CSIM2023 (NSW) | 8 | 371 | 374 |
| 04.04.2026 AUS CHAMPS (ACT) | 16 | 301 | 426 |
| Head-to-head after 15 games | 8 | 7 | |
| Average score | 381.26 | 354.06 | |
| Spread: | 408 | -408 | |