| Tournament | Round | Michael Vnuk | Dianne Davis |
| 22.04.2000 Australian Championships (QLD) | 11 | 568 | 260 |
| 16.04.2001 Australian Championships (VIC) | 19 | 439 | 325 |
| 19.04.2025 National Championship and Plate (SA) | 10 | 381 | 405 |
| 19.04.2025 National Championship and Plate (SA) | 17 | 324 | 372 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 428 | 340.5 | |
| Spread: | 350 | -350 | |