| Tournament | Round | Mary McMahon | Chile Malcolm |
| 31.12.2000 Odyssey (VIC) | 7 | 503 | 239 |
| 07.08.2004 Victorian Country Championships (VIC) | 6 | 358 | 404 |
| 11.12.2004 White Rabbit (VIC) | 1 | 385 | 379 |
| 03.09.2005 Ballarat (VIC) | 4 | 357 | 362 |
| 06.11.2005 Geelong (VIC) | 4 | 444 | 290 |
| 27.11.2005 McKinnon (VIC) | 1 | 321 | 411 |
| 28.01.2007 Ballarat Summer (VIC) | 1 | 372 | 342 |
| Head-to-head after 7 games | 4 | 3 | |
| Average score | 391.42 | 346.71 | |
| Spread: | 313 | -313 | |