| Tournament | Round | Caroline Scowcroft | Dianne Brumby |
| 13.09.2009 MASTERS AND STATE CHALLENGE TROPHY (NSW) | 3 | 444 | 419 |
| 11.09.2011 AUSTRALIAN MASTERS & STC (SA) | 15 | 430 | 384 |
| 09.04.2012 Australian Championship (TAS) | 6 | 347 | 439 |
| 09.04.2012 Australian Championship (TAS) | 19 | 367 | 442 |
| 09.09.2012 Spring Marathon Qld (QLD) | 4 | 403 | 398 |
| 08.09.2013 Australian Masters and State Team Challenge (VIC) | 16 | 299 | 427 |
| 17.04.2017 National Championship (WA) | 3 | 403 | 331 |
| 19.05.2019 ULLADULLA CHAMPIONSHIP (NSW) | 3 | 375 | 493 |
| 03.04.2021 OZ CHAMPS (NSW) | 4 | 391 | 329 |
| 11.03.2023 SA Scrabble Champs (SA) | 1 | 384 | 369 |
| 11.03.2023 SA Scrabble Champs (SA) | 15 | 415 | 423 |
| 13.03.2023 Womens Championship (SA) | 4 | 348 | 403 |
| 02.09.2023 AUSTRALIAN MASTERS (NSW) | 6 | 394 | 447 |
| 15.06.2024 Words Winter (NSW) | 7 | 336 | 444 |
| 07.10.2024 NSW CHAMPIONSHIP 2024 (NSW) | 13 | 339 | 465 |
| 14.06.2025 Wollongong Winter (NSW) | 6 | 286 | 442 |
| 09.08.2025 Women's Championship (QLD) | 3 | 343 | 355 |
| 09.08.2025 Women's Championship (QLD) | 10 | 253 | 497 |
| Head-to-head after 18 games | 6 | 12 | |
| Average score | 364.27 | 417.05 | |
| Spread: | -950 | 950 | |