| Tournament | Round | Muriel Retford | Maria Boekelman |
| 27.03.2000 Nedlands (WA) | 1 | 278 | 283 |
| 10.11.2002 Coogee (WA) | 5 | 282 | 287 |
| 23.02.2003 Kwinana (WA) | 3 | 312 | 442 |
| 21.11.2004 Hamersley (WA) | 2 | 334 | 307 |
| 06.02.2005 Fremantle (WA) | 7 | 293 | 331 |
| 05.02.2006 Fremantle (WA) | 4 | 316 | 337 |
| Head-to-head after 6 games | 1 | 5 | |
| Average score | 302.5 | 331.16 | |
| Spread: | -172 | 172 | |