| Tournament | Round | Mary Mackie | Tom Cottier |
| 08.02.1998 Camberwell (VIC) | 1 | 395 | 357 |
| 30.09.2001 Essendon (VIC) | 5 | 359 | 296 |
| 29.12.2002 Decathon (VIC) | 2 | 231 | 310 |
| 31.08.2003 WSC Fundraiser (VIC) | 5 | 305 | 364 |
| 28.09.2003 Essendon (VIC) | 6 | 337 | 327 |
| 04.07.2004 Nunawading (VIC) | 4 | 283 | 416 |
| 25.07.2004 Bentleigh (VIC) | 3 | 332 | 392 |
| 16.01.2005 Aestival (VIC) | 5 | 238 | 427 |
| 23.07.2006 Midwinter (VIC) | 3 | 387 | 378 |
| 01.10.2006 Essendon (VIC) | 3 | 302 | 341 |
| 22.07.2007 Nunawading (VIC) | 1 | 355 | 359 |
| Head-to-head after 11 games | 4 | 7 | |
| Average score | 320.36 | 360.63 | |
| Spread: | -443 | 443 | |