| Tournament | Round | Grace de Bonis | Shirley Hoar |
| 29.09.2002 Manjimup (WA) | 5 | 294 | 358 |
| 03.10.2004 Manjimup (WA) | 6 | 390 | 385 |
| 13.03.2005 Bunbury (WA) | 1 | 323 | 257 |
| 25.09.2005 Manjimup Standard (WA) | 4 | 343 | 337 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 337.5 | 334.25 | |
| Spread: | 13 | -13 | |