| Tournament | Round | Dianne Davis | Carol Mascitti |
| 31.05.2009 Xiao Ting Box May (VIC) | 5 | 427 | 357 |
| 25.03.2018 nats warmup (VIC) | 5 | 337 | 321 |
| 13.11.2021 VICTORIAN CHAMPS 21 (VIC) | 10 | 402 | 323 |
| 23.02.2025 Bayside Open 1 2025 (VIC) | 1 | 332 | 374 |
| 28.12.2025 Decathon 2025 (VIC) | 7 | 390 | 329 |
| 15.02.2026 Bayside Open 1 2026 (VIC) | 1 | 436 | 357 |
| Head-to-head after 6 games | 5 | 1 | |
| Average score | 387.33 | 343.5 | |
| Spread: | 263 | -263 | |