| Tournament | Round | Sylvia Watkins | Maureen Harris |
| 27.01.2000 Ulverstone (TAS) | 7 | 345 | 244 |
| 09.02.2003 Ulverstone (TAS) | 13 | 427 | 312 |
| 25.01.2004 Ulverstone (TAS) | 8 | 340 | 282 |
| 02.03.2008 Kingston (TAS) | 6 | 356 | 266 |
| 02.11.2008 Tasmanian Championships (TAS) | 12 | 413 | 310 |
| 15.03.2009 Kingston (TAS) | 3 | 363 | 305 |
| 15.03.2009 Kingston (TAS) | 8 | 321 | 353 |
| 31.10.2009 Tasmanian State Champ (TAS) | 2 | 358 | 300 |
| 25.11.2012 Tas State Champs (TAS) | 14 | 383 | 333 |
| 13.01.2013 Campbell Town (TAS) | 2 | 403 | 312 |
| 16.03.2013 Kingston Saturday (TAS) | 7 | 257 | 402 |
| 17.03.2013 Kingston Sunday (TAS) | 2 | 337 | 339 |
| 29.06.2013 Bellerive (TAS) | 4 | 307 | 271 |
| Head-to-head after 13 games | 10 | 3 | |
| Average score | 354.61 | 309.92 | |