| Tournament | Round | Maureen Harris | Margaret Griggs |
| 25.01.2004 Ulverstone (TAS) | 9 | 343 | 351 |
| 23.01.2005 Ulverstone (TAS) | 2 | 302 | 420 |
| 22.01.2006 Ulverstone (TAS) | 8 | 351 | 438 |
| 14.05.2006 Scamander (TAS) | 4 | 262 | 389 |
| 14.05.2006 Scamander (TAS) | 13 | 283 | 390 |
| 30.07.2006 Campbell Town (TAS) | 6 | 355 | 375 |
| 27.08.2006 Exeter Round Robin (TAS) | 1 | 285 | 318 |
| 27.08.2006 Exeter Round Robin (TAS) | 8 | 405 | 324 |
| 04.02.2007 Ulverstone (TAS) | 11 | 371 | 347 |
| 06.05.2007 East Coast (TAS) | 10 | 335 | 280 |
| 29.07.2007 Launceston (TAS) | 8 | 283 | 389 |
| 03.02.2008 Ulverstone (TAS) | 5 | 398 | 269 |
| 02.11.2008 Tasmanian Championships (TAS) | 8 | 288 | 414 |
| 08.02.2009 Ulverstone (TAS) | 14 | 333 | 398 |
| 29.06.2013 Bellerive (TAS) | 2 | 338 | 456 |
| 30.6.2013 Bellerive Open (TAS) | 2 | 312 | 353 |
| 13.10.2013 Campbell Town (TAS) | 2 | 287 | 433 |
| Head-to-head after 17 games | 4 | 13 | |
| Average score | 325.35 | 373.17 | |
| Spread: | -813 | 813 | |