| Tournament | Round | Isabel Van Hoorn | Don Marshall |
| 20.08.2005 Bentleigh (VIC) | 3 | 376 | 337 |
| 27.11.2005 McKinnon (VIC) | 5 | 351 | 326 |
| 12.06.2006 vic06 ONE DAY (VIC) | 3 | 417 | 354 |
| 05.11.2006 Geelong (VIC) | 4 | 435 | 309 |
| Head-to-head after 4 games | 4 | 0 | |
| Average score | 394.75 | 331.5 | |
| Spread: | 253 | -253 | |