| Tournament | Round | Ann McBain | Isabel Van Hoorn |
| 06.12.1998 Brighton (VIC) | 5 | 405 | 351 |
| 18.07.1999 Nunawading (VIC) | 6 | 312 | 342 |
| 27.08.2000 Bentleigh (VIC) | 3 | 306 | 384 |
| 20.01.2002 Aestival (VIC) | 5 | 383 | 351 |
| 15.02.2004 Camberwell (VIC) | 1 | 393 | 314 |
| 13.02.2005 Camberwell (VIC) | 3 | 374 | 308 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 362.16 | 341.66 | |
| Spread: | 123 | -123 | |