| Tournament | Round | Margaret Wilton | Cathie Barrett |
| 29.02.2004 Kwinana (WA) | 4 | 370 | 266 |
| 17.10.2004 Rockingham (WA) | 6 | 313 | 248 |
| 23.10.2005 Rockingham (WA) | 6 | 352 | 239 |
| 20.05.2007 Melville (WA) | 5 | 303 | 329 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 334.5 | 270.5 | |
| Spread: | 256 | -256 | |