| Tournament | Round | Dawn Peos | Marge Roberts |
| 14.02.1999 Fremantle (WA) | 5 | 303 | 443 |
| 30.09.2001 Manjimup (WA) | 5 | 305 | 375 |
| 03.10.2004 Manjimup (WA) | 1 | 285 | 349 |
| 23.10.2005 Rockingham (WA) | 4 | 337 | 328 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 307.5 | 373.75 | |
| Spread: | -265 | 265 | |