| Tournament | Round | Isabel Van Hoorn | Dorothy Barraclough |
| 29.12.2002 Decathon (VIC) | 5 | 330 | 286 |
| 05.03.2006 Bendigo (VIC) | 5 | 513 | 267 |
| 28.05.2006 06DAND.TOU (VIC) | 1 | 371 | 387 |
| 30.12.2007 DECATHON (VIC) | 7 | 374 | 414 |
| 25.10.2009 Mount Martha (VIC) | 1 | 347 | 340 |
| Head-to-head after 5 games | 3 | 2 | |
| Average score | 387 | 338.8 | |
| Spread: | 241 | -241 | |