| Tournament | Round | Arnold Appelhof | Dianne Brumby |
| 12.08.2012 Maggie Sunday (QLD) | 1 | 328 | 428 |
| 13.03.2016 SA Championship (SA) | 4 | 364 | 458 |
| 30.10.2016 Tas Championship (TAS) | 13 | 305 | 400 |
| 27.08.2017 Qld Championships (QLD) | 11 | 433 | 352 |
| 29.07.2018 Sunshine Coast (QLD) | 5 | 368 | 394 |
| 22.04.2019 2019 Australian Championship (TAS) | 10 | 503 | 301 |
| 02.06.2019 Sunshine Coast (QLD) | 11 | 361 | 435 |
| 03.10.2022 2022 NSW CHAMPIONSHIP (NSW) | 16 | 394 | 341 |
| 03.10.2022 2022 NSW CHAMPIONSHIP (NSW) | 21 | 251 | 360 |
| 03.11.2022 Seniors Championship (NSW) | 14 | 377 | 319 |
| 11.03.2023 SA Scrabble Champs (SA) | 9 | 245 | 469 |
| 08.04.2023 AUS CHAMPS (VIC) | 11 | 385 | 370 |
| 28.01.2024 CSIM 2024 (NSW) | 2 | 403 | 449 |
| 20.07.2024 WINTER MASTERS (NSW) | 18 | 403 | 298 |
| 07.10.2024 NSW CHAMPIONSHIP 2024 (NSW) | 11 | 333 | 453 |
| 07.10.2024 NSW CHAMPIONSHIP 2024 (NSW) | 14 | 354 | 360 |
| 17.08.2025 Queensland Championship (QLD) | 14 | 332 | 388 |
| 04.04.2026 AUS CHAMPS (ACT) | 23 | 310 | 430 |
| Head-to-head after 18 games | 6 | 12 | |
| Average score | 358.27 | 389.16 | |
| Spread: | -556 | 556 | |