| Date | Tournament | State | Round | Dawn Thomas | Isabel Van Hoorn |
|---|---|---|---|---|---|
| 22/08/1999 | Bentleigh | VIC | 6 | 353 | 381 |
| 20/01/2002 | Aestival | VIC | 6 | 452 | 297 |
| 24/03/2002 | Langwarrin | VIC | 5 | 384 | 405 |
| 09/02/2003 | Camberwell | VIC | 6 | 420 | 412 |
| 30/03/2003 | Langwarrin | VIC | 3 | 500 | 400 |
| 14/06/2004 | Victorian Championships | VIC | 2 | 326 | 312 |
| 29/12/2004 | Decathon | VIC | 6 | 387 | 382 |
| 28/12/2005 | Decathon | VIC | 5 | 376 | 384 |
| Head-to-head after 8 games | 5 | 3 | |||
| Average score | 399.75 | 371.62 | |||
| Spread | 225 | -225 | |||