| Tournament | Round | Dorrie Balgera | Marilyn Mackie |
| 31.05.1998 Melville (WA) | 2 | 457 | 319 |
| 11.07.1999 Western Australian Masters (WA) | 13 | 427 | 321 |
| 14.01.2001 WA Open (WA) | 6 | 376 | 344 |
| 12.01.2003 Open (WA) | 5 | 445 | 331 |
| Head-to-head after 4 games | 4 | 0 | |
| Average score | 426.25 | 328.75 | |
| Spread: | 390 | -390 | |