| Tournament | Round | Mary Mackie | Mercia Cadan |
| 18.05.2003 Dandenong (VIC) | 1 | 316 | 340 |
| 27.07.2003 Bentleigh (VIC) | 2 | 263 | 352 |
| 04.07.2004 Nunawading (VIC) | 2 | 334 | 301 |
| 20.08.2006 Mornington (VIC) | 6 | 315 | 327 |
| 22.10.2006 Frankston (VIC) | 4 | 264 | 414 |
| 21.01.2007 AESTIVAL FESTIVAL 2007 (VIC) | 3 | 370 | 329 |
| 24.06.2007 WSC Fundraiser (VIC) | 3 | 340 | 248 |
| 22.07.2007 Nunawading (VIC) | 6 | 366 | 354 |
| 17.02.2008 Camberwell (VIC) | 4 | 304 | 293 |
| 17.08.2008 GWEN CHADWICK (VIC) | 1 | 375 | 343 |
| 18.01.2009 Aestival (VIC) | 2 | 366 | 239 |
| 24.05.2009 Cranbourne (VIC) | 3 | 354 | 268 |
| 25.07.2010 Nunawading Tournament (VIC) | 4 | 360 | 323 |
| 22.08.2010 Jim Warmington (VIC) | 3 | 313 | 350 |
| 20.02.2011 Camberwell (VIC) | 4 | 309 | 318 |
| 14.08.2011 2011 Vic AGM (VIC) | 3 | 321 | 322 |
| 25.09.2011 Essendon (VIC) | 1 | 327 | 325 |
| 15.01.2012 Bil Rose Aestival (VIC) | 6 | 302 | 320 |
| 12.02.2012 CAMBERWELL (VIC) | 5 | 305 | 415 |
| Head-to-head after 19 games | 10 | 9 | |
| Average score | 326.52 | 325.31 | |
| Spread: | 23 | -23 | |