| Tournament | Round | Grace de Bonis | Theresa Hynes |
| 28.09.2003 Manjimup (WA) | 1 | 341 | 321 |
| 14.03.2004 Bunbury (WA) | 5 | 297 | 301 |
| 01.10.2006 Manjimup (WA) | 5 | 300 | 405 |
| 29.09.2007 Pinjarra Maximin (WA) | 3 | 303 | 380 |
| 09.03.2008 Bunbury (WA) | 7 | 254 | 319 |
| Head-to-head after 5 games | 1 | 4 | |
| Average score | 299 | 345.2 | |
| Spread: | -231 | 231 | |