| Tournament | Round | Isabel Van Hoorn | Carmel Doney |
| 18.07.1999 Nunawading (VIC) | 4 | 236 | 401 |
| 23.07.2001 Prahran (VIC) | 4 | 445 | 274 |
| 27.07.2003 Bentleigh (VIC) | 6 | 449 | 408 |
| 30.11.2003 McKinnon (VIC) | 2 | 277 | 381 |
| 10.03.2007 Raymond Island (VIC) | 6 | 393 | 388 |
| 22.04.2007 Melbourne Team Challenge (VIC) | 7 | 289 | 377 |
| 26.06.2011 WSC Fundraiser (VIC) | 8 | 375 | 341 |
| Head-to-head after 7 games | 4 | 3 | |
| Average score | 352 | 367.14 | |
| Spread: | -106 | 106 | |