| Tournament | Round | Mary McMahon | Peter Kougi |
| 27.11.2005 McKinnon (VIC) | 3 | 486 | 325 |
| 28.01.2006 Ballarat (VIC) | 3 | 369 | 349 |
| 17.04.2006 Australian Championships (QLD) | 12 | 306 | 362 |
| 28.05.2006 06DAND.TOU (VIC) | 4 | 435 | 379 |
| 02.09.2006 Ballarat (VIC) | 5 | 410 | 467 |
| 28.12.2006 Decathon (VIC) | 2 | 325 | 360 |
| 28.01.2007 Ballarat Summer (VIC) | 4 | 369 | 427 |
| 18.02.2007 Camberwell (VIC) | 2 | 381 | 385 |
| 18.03.2007 Langwarrin (VIC) | 6 | 424 | 409 |
| 28.09.2008 Essendon (VIC) | 5 | 360 | 453 |
| 30.11.2008 Bentleigh (VIC) | 3 | 367 | 406 |
| 28.12.2008 Decathon (VIC) | 8 | 288 | 392 |
| 18.01.2009 Aestival (VIC) | 4 | 338 | 399 |
| 01.03.2009 TEAM CHALLENGE (VIC) | 6 | 305 | 474 |
| 24.05.2009 Cranbourne (VIC) | 3 | 477 | 430 |
| 11.07.2010 Youth Fundraiser 2 (VIC) | 6 | 349 | 427 |
| 25.08.2012 Ballarat Winter (VIC) | 6 | 424 | 493 |
| 09.06.2014 Vic Champs (VIC) | 4 | 440 | 361 |
| 14.10.2017 Geelong (VIC) | 3 | 420 | 442 |
| Head-to-head after 19 games | 6 | 13 | |
| Average score | 382.78 | 407.36 | |
| Spread: | -467 | 467 | |