| Tournament | Round | Tony Williams | Dianne Brumby |
| 06.04.2015 Australian Championship (VIC) | 9 | 483 | 296 |
| 06.04.2015 Australian Championship (VIC) | 20 | 374 | 392 |
| 16.04.2022 Australian Championship (QLD) | 4 | 400 | 377 |
| 16.04.2022 Australian Championship (QLD) | 13 | 256 | 368 |
| 18.09.2022 MASTERS and STATE CHALLENGE (VIC) | 15 | 311 | 424 |
| 28.01.2024 CSIM 2024 (NSW) | 3 | 485 | 409 |
| 04.04.2026 AUS CHAMPS (ACT) | 8 | 343 | 379 |
| Head-to-head after 7 games | 3 | 4 | |
| Average score | 378.85 | 377.85 | |
| Spread: | 7 | -7 | |