| Tournament | Round | Mary McMahon | Edie Mueller |
| 16.04.2001 Australian Championships (VIC) | 10 | 389 | 404 |
| 10.06.2002 Victorian Championships (VIC) | 6 | 332 | 380 |
| 17.04.2006 Australian Championships (QLD) | 10 | 419 | 373 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 380 | 385.66 | |
| Spread: | -17 | 17 | |