| Tournament | Round | Isabel Van Hoorn | Patricia Mitchell |
| 19.03.2000 Prahran (VIC) | 4 | 359 | 359 |
| 04.03.2001 Bendigo (VIC) | 5 | 372 | 448 |
| 05.08.2001 Knox (VIC) | 3 | 392 | 330 |
| 04.11.2001 Geelong (VIC) | 3 | 264 | 389 |
| 20.01.2002 Aestival (VIC) | 4 | 362 | 420 |
| 09.02.2003 Camberwell (VIC) | 5 | 343 | 354 |
| 31.08.2003 WSC Fundraiser (VIC) | 5 | 388 | 324 |
| 19.10.2003 Frankston (VIC) | 1 | 451 | 374 |
| 12.06.2006 vic06 ONE DAY (VIC) | 2 | 359 | 310 |
| 10.03.2007 Raymond Island (VIC) | 1 | 306 | 350 |
| 23.05.2010 cranbourne (VIC) | 1 | 433 | 334 |
| 20.02.2011 Camberwell (VIC) | 7 | 315 | 427 |
| Head-to-head after 12 games | 5.5 | 6.5 | |
| Average score | 362 | 368.25 | |
| Spread: | -75 | 75 | |