| Tournament | Round | Dianne Davis | John Hayes |
| 17.04.2006 Australian Championships (QLD) | 16 | 352 | 271 |
| 05.04.2010 Aus Championship (SA) | 4 | 408 | 408 |
| 05.04.2010 Aus Championship (SA) | 19 | 389 | 232 |
| Head-to-head after 3 games | 2.5 | 0.5 | |
| Average score | 383 | 303.66 | |
| Spread: | 238 | -238 | |