| Tournament | Round | Gavin Lehner | Maureen Harris |
| 25.01.2004 Ulverstone (TAS) | 10 | 339 | 348 |
| 23.01.2005 Ulverstone (TAS) | 7 | 352 | 349 |
| 22.01.2006 Ulverstone (TAS) | 11 | 310 | 349 |
| 05.03.2006 Beaconsfield (TAS) | 11 | 356 | 353 |
| 14.05.2006 Scamander (TAS) | 8 | 260 | 475 |
| 30.07.2006 Campbell Town (TAS) | 8 | 263 | 309 |
| 29.07.2007 Launceston (TAS) | 14 | 346 | 308 |
| 28.10.2007 Tasmanian Championships (TAS) | 4 | 312 | 312 |
| 03.02.2008 Ulverstone (TAS) | 8 | 314 | 275 |
| 02.03.2008 Kingston (TAS) | 12 | 335 | 338 |
| 02.11.2008 Tasmanian Championships (TAS) | 1 | 349 | 314 |
| 02.11.2008 Tasmanian Championships (TAS) | 14 | 397 | 264 |
| 15.03.2009 Kingston (TAS) | 1 | 360 | 294 |
| 15.03.2009 Kingston (TAS) | 7 | 337 | 477 |
| 15.03.2009 Kingston (TAS) | 12 | 194 | 440 |
| 31.10.2009 Tasmanian State Champ (TAS) | 5 | 354 | 357 |
| 12.12.2009 Ross Christmas 2009 (TAS) | 3 | 357 | 341 |
| 13.01.2013 Campbell Town (TAS) | 7 | 301 | 375 |
| Head-to-head after 18 games | 8.5 | 9.5 | |
| Average score | 324.22 | 348.77 | |