| Tournament | Round | Mary McMahon | Lois Binnie |
| 26.04.1998 Western Suburbs (VIC) | 4 | 342 | 478 |
| 28.12.1998 Decathon (VIC) | 10 | 330 | 360 |
| 30.12.2000 Decathon (VIC) | 2 | 357 | 436 |
| 25.03.2001 Langwarrin (VIC) | 5 | 240 | 555 |
| 29.12.2001 Decathon (VIC) | 2 | 388 | 338 |
| 22.02.2003 Ballarat (VIC) | 6 | 376 | 274 |
| 02.03.2003 Bendigo (VIC) | 2 | 441 | 325 |
| 09.11.2003 Geelong (VIC) | 4 | 421 | 340 |
| 18.01.2004 Aestival (VIC) | 6 | 362 | 385 |
| 10.10.2004 Frankston (VIC) | 2 | 325 | 477 |
| 28.11.2004 Bentleigh (VIC) | 5 | 417 | 422 |
| 05.03.2006 Bendigo (VIC) | 6 | 451 | 338 |
| 02.07.2006 Bentleigh (VIC) | 3 | 465 | 355 |
| 28.01.2007 Ballarat Summer (VIC) | 3 | 361 | 485 |
| 18.01.2009 Aestival (VIC) | 5 | 466 | 374 |
| 05.07.2009 WYSC FUNDRAISER (VIC) | 7 | 391 | 338 |
| 17.01.2010 AESTIVAL FESTIVAL (VIC) | 7 | 390 | 351 |
| 30.01.2010 BALLARAT (VIC) | 3 | 379 | 392 |
| 28.02.2010 TEAM CHALLENGE (VIC) | 1 | 357 | 372 |
| 27.06.2010 Trans Tasman Support (VIC) | 4 | 401 | 334 |
| 26.06.2011 WSC Fundraiser (VIC) | 2 | 366 | 403 |
| 15.01.2012 Bil Rose Aestival (VIC) | 2 | 355 | 366 |
| 22.04.2012 Matchplay Kickoff (VIC) | 7 | 307 | 474 |
| Head-to-head after 23 games | 10 | 13 | |
| Average score | 377.73 | 390.08 | |
| Spread: | -284 | 284 | |