| Tournament | Round | Mary McMahon | Jimmy Scarff |
| 05.08.2001 Knox (VIC) | 1 | 429 | 404 |
| 09.11.2003 Geelong (VIC) | 1 | 314 | 309 |
| 29.01.2005 Ballarat (VIC) | 2 | 441 | 341 |
| 13.06.2005 Victorian Championships (VIC) | 17 | 401 | 383 |
| 28.12.2008 Decathon (VIC) | 3 | 449 | 378 |
| 28.12.2008 Decathon (VIC) | 10 | 402 | 377 |
| 23.08.2015 Winter PMU (VIC) | 7 | 438 | 346 |
| Head-to-head after 7 games | 7 | 0 | |
| Average score | 410.57 | 362.57 | |
| Spread: | 336 | -336 | |