| Tournament | Round | Dianne Davis | Daniel Piechnick |
| 14.02.1999 South Australian Championships (SA) | 8 | 400 | 398 |
| 14.02.1999 South Australian Championships (SA) | 14 | 348 | 454 |
| 13.02.2000 South Australian Championships (SA) | 9 | 382 | 469 |
| 22.04.2000 Australian Championships (QLD) | 14 | 380 | 391 |
| 19.04.2025 National Championship and Plate (SA) | 20 | 311 | 500 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 364.2 | 442.4 | |
| Spread: | -391 | 391 | |