| Tournament | Round | Dawn Lawrie | Marge Roberts |
| 19.06.2004 Western Australian Championships (WA) | 7 | 395 | 293 |
| 15.05.2005 Melville (WA) | 5 | 448 | 265 |
| 25.09.2005 Manjimup Standard (WA) | 6 | 402 | 280 |
| 01.06.2008 WA Championships (WA) | 4 | 366 | 333 |
| 01.06.2008 WA Championships (WA) | 11 | 336 | 287 |
| Head-to-head after 5 games | 5 | 0 | |
| Average score | 389.4 | 291.6 | |
| Spread: | 489 | -489 | |