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