| Tournament | Round | Wynne Davidson | Dawn Lawrie |
| 30.11.2003 Hamersley (WA) | 3 | 309 | 303 |
| 21.11.2004 Hamersley (WA) | 1 | 297 | 306 |
| 10.04.2005 Nedlands (WA) | 6 | 321 | 396 |
| 24.04.2005 Anzac Maximin (WA) | 4 | 348 | 362 |
| 04.06.2007 Western Australian Championships C & D (WA) | 4 | 309 | 418 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 316.8 | 357 | |
| Spread: | -201 | 201 | |