| Date | Tournament | State | Round | Dorrie Balgera | Sandra Morgan |
|---|---|---|---|---|---|
| 30/08/1998 | Yokine | WA | 3 | 388 | 399 |
| 30/05/1999 | Melville | WA | 1 | 375 | 305 |
| 13/08/2000 | Western Australian Masters | WA | 13 | 382 | 442 |
| 10/09/2000 | Yokine | WA | 1 | 359 | 513 |
| 27/05/2001 | Melville | WA | 1 | 330 | 440 |
| 09/12/2001 | Praxis | WA | 1 | 242 | 462 |
| 13/01/2002 | WA Open | WA | 5 | 327 | 336 |
| 10/08/2002 | Western Australian Masters | WA | 16 | 318 | 416 |
| 08/09/2002 | Yokine | WA | 1 | 389 | 349 |
| 10/02/2002 | Fremantle | WA | 4 | 384 | 350 |
| 02/02/2003 | Fremantle | WA | 3 | 334 | 341 |
| 05/02/2006 | Fremantle | WA | 7 | 283 | 455 |
| 26/02/2006 | Mandurah | WA | 4 | 352 | 364 |
| Head-to-head after 13 games | 3 | 10 | |||
| Average score | 343.31 | 397.85 | |||
| Spread | -709 | 709 | |||