| Tournament | Round | Doreen Ivanovski | Mary McMahon |
| 11.10.1998 Bendigo (VIC) | 4 | 416 | 338 |
| 25.10.1998 Frankston (VIC) | 3 | 371 | 454 |
| 21.03.1999 Prahran (VIC) | 4 | 410 | 367 |
| 21.05.2000 Dandenong (VIC) | 5 | 398 | 339 |
| 12.06.2000 Victorian Championships (VIC) | 17 | 565 | 279 |
| 06.08.2000 Knox (VIC) | 5 | 416 | 442 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 429.33 | 369.83 | |
| Spread: | 357 | -357 | |