| Tournament | Round | Arlene Williams | John Spaan |
| 29.06.2013 Winter Open (ACT) | 3 | 331 | 504 |
| 30.08.2014 almost free (ACT) | 3 | 280 | 500 |
| 27.06.2015 ACT Winter Open (ACT) | 8 | 323 | 554 |
| 10.12.2016 Bundanoon (NSW) | 1 | 368 | 481 |
| 25.06.2017 ACT Winter Open (ACT) | 4 | 354 | 301 |
| 28.07.2019 act agm (ACT) | 3 | 428 | 376 |
| 28.07.2019 act agm (ACT) | 6 | 313 | 414 |
| 17.04.2021 Canberra April (ACT) | 1 | 323 | 474 |
| 24.07.2021 AGM Tournament (ACT) | 5 | 359 | 369 |
| 20.11.2021 ACT Championships (ACT) | 1 | 353 | 356 |
| 19.03.2022 March Marathon (ACT) | 6 | 367 | 440 |
| 21.09.2024 ACT September (ACT) | 5 | 344 | 388 |
| 22.02.2025 Canberra February (ACT) | 2 | 329 | 453 |
| 21.06.2025 actwo25 (ACT) | 7 | 406 | 439 |
| 12.07.2025 ACT AGM 2025 (ACT) | 7 | 315 | 421 |
| 17.01.2026 ACT Jan 26 (ACT) | 1 | 334 | 371 |
| Head-to-head after 16 games | 2 | 14 | |
| Average score | 345.43 | 427.56 | |