| Tournament | Round | Dianne Davis | Hanne Marks |
| 25.01.1998 City of Sydney International Masters (NSW) | 5 | 398 | 296 |
| 26.07.1998 Winter Masters (NSW) | 10 | 305 | 440 |
| 30.01.2000 City of Sydney International Masters (NSW) | 9 | 341 | 364 |
| 27.01.2002 City of Sydney International Masters (NSW) | 12 | 375 | 269 |
| 05.05.2002 NSW/Victoria Border Challenge Wagga Wagga (NSW) | 10 | 384 | 363 |
| 25.04.2011 Aus Championship (ACT) | 19 | 388 | 340 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 365.16 | 345.33 | |
| Spread: | 119 | -119 | |