| Tournament | Round | Dianne Davis | Caroline Scowcroft |
| 08.06.2009 Vic Championship (VIC) | 8 | 348 | 428 |
| 08.06.2009 Vic Championship (VIC) | 9 | 360 | 394 |
| 25.04.2011 Aus Championship (ACT) | 7 | 372 | 394 |
| 08.04.2023 AUS CHAMPS (VIC) | 3 | 274 | 503 |
| 28.12.2025 Decathon 2025 (VIC) | 2 | 377 | 428 |
| 02.04.2026 Australian Womens Champ (ACT) | 8 | 509 | 378 |
| 02.04.2026 Australian Womens Champ (ACT) | 15 | 537 | 373 |
| Head-to-head after 7 games | 2 | 5 | |
| Average score | 396.71 | 414 | |
| Spread: | -121 | 121 | |