| Tournament | Round | Mary McMahon | Chris Scholten |
| 24.05.2009 Cranbourne (VIC) | 1 | 409 | 341 |
| 11.10.2009 WYSCF2 (VIC) | 6 | 430 | 321 |
| 13.06.2011 Queens Birthday (VIC) | 3 | 396 | 357 |
| 19.08.2012 Midwinter (VIC) | 3 | 490 | 351 |
| 30.12.2012 Decathon (VIC) | 8 | 335 | 467 |
| 02.02.2013 BALLARAT SUMMER (VIC) | 3 | 512 | 339 |
| 28.07.2013 CLOTA FUNDRAISER (VIC) | 5 | 355 | 432 |
| 11.08.2013 2013 AGM (VIC) | 4 | 384 | 405 |
| 10.08.2014 Clota Cottage (VIC) | 4 | 365 | 380 |
| 24.08.2014 Interfund1 (VIC) | 3 | 415 | 465 |
| 28.12.2014 Decathon (VIC) | 10 | 408 | 454 |
| 22.05.2016 CRANBOURNE (VIC) | 5 | 302 | 403 |
| 13.11.2016 Geelong (VIC) | 5 | 495 | 281 |
| Head-to-head after 13 games | 6 | 7 | |
| Average score | 407.38 | 384.3 | |
| Spread: | 300 | -300 | |