| Tournament | Round | Sonja Weiser | Doris Marsden |
| 19.10.2002 Mindbenders Open (QLD) | 2 | 337 | 321 |
| 20.10.2002 Mindbenders Standard (QLD) | 5 | 379 | 343 |
| 22.10.2005 Mindbenders Open (QLD) | 6 | 350 | 341 |
| Head-to-head after 3 games | 3 | 0 | |
| Average score | 355.33 | 335 | |
| Spread: | 61 | -61 | |