| Tournament | Round | Marilyn Mackie | Joy Deans |
| 31.05.1998 Melville (WA) | 4 | 275 | 485 |
| 12.07.1998 WA Masters (WA) | 2 | 381 | 285 |
| 11.07.1999 Western Australian Masters (WA) | 12 | 327 | 383 |
| 03.10.1999 Yokine (WA) | 5 | 372 | 376 |
| 13.02.2000 Fremantle (WA) | 3 | 359 | 295 |
| 08.10.2000 Rockingham (WA) | 5 | 306 | 379 |
| 08.04.2001 Nedlands (WA) | 6 | 401 | 344 |
| 12.01.2003 Open (WA) | 7 | 402 | 307 |
| 31.05.2003 Western Australian Championships (WA) | 10 | 326 | 379 |
| Head-to-head after 9 games | 4 | 5 | |
| Average score | 349.88 | 359.22 | |
| Spread: | -84 | 84 | |