| Tournament | Round | Dianne Davis | Paul Richards |
| 20.02.2000 Camberwell (VIC) | 3 | 408 | 372 |
| 10.06.2002 Victorian Championships (VIC) | 8 | 386 | 380 |
| 27.01.2003 City of Sydney International Masters (NSW) | 11 | 393 | 362 |
| 09.04.2007 Australian Championships (NSW) | 20 | 433 | 387 |
| 10.06.2013 VIC CHAMPIONSHIP (VIC) | 3 | 326 | 456 |
| 08.06.2015 Vic Championship (VIC) | 18 | 375 | 403 |
| 27.12.2016 Decathon (VIC) | 7 | 447 | 435 |
| 09.06.2019 VIC CHAMPIONSHIP (VIC) | 6 | 442 | 344 |
| 25.08.2019 WESPA Seniors 2019 (QLD) | 18 | 438 | 401 |
| 10.06.2023 Victorian Champs (VIC) | 16 | 394 | 464 |
| 29.12.2024 Decathon 2024 (VIC) | 3 | 379 | 455 |
| 07.06.2025 40th Anniv Vic Champs (VIC) | 6 | 368 | 391 |
| 04.04.2026 AUS CHAMPS (ACT) | 7 | 371 | 434 |
| 04.04.2026 AUS CHAMPS (ACT) | 14 | 452 | 373 |
| 04.04.2026 AUS CHAMPS (ACT) | 24 | 376 | 382 |
| Head-to-head after 15 games | 8 | 7 | |
| Average score | 399.2 | 402.6 | |
| Spread: | -51 | 51 | |