| Tournament | Round | Mona Stephens | Gavin Lehner |
| 31.03.2001 Tasmania March (TAS) | 3 | 374 | 228 |
| 31.03.2001 Tasmania March (TAS) | 6 | 305 | 288 |
| 27.10.2001 Tasmanian Championships (TAS) | 12 | 324 | 286 |
| 26.05.2002 Bellerive (TAS) | 4 | 358 | 304 |
| 09.02.2003 Ulverstone (TAS) | 2 | 342 | 340 |
| 31.05.2003 Bellerive (TAS) | 4 | 327 | 348 |
| 19.10.2003 Tasmanian Championships (TAS) | 7 | 312 | 346 |
| 16.05.2004 East Coast (TAS) | 12 | 404 | 280 |
| 01.08.2004 Campbell Town (TAS) | 12 | 357 | 359 |
| 23.01.2005 Ulverstone (TAS) | 5 | 310 | 356 |
| 06.03.2005 Beaconsfield (TAS) | 10 | 352 | 261 |
| 15.05.2005 East Coast (TAS) | 13 | 312 | 351 |
| 24.07.2005 Campbell Town (TAS) | 3 | 333 | 289 |
| 30.10.2005 Tasmanian Championships (TAS) | 11 | 296 | 351 |
| 30.10.2005 Tasmanian Championships (TAS) | 14 | 337 | 290 |
| 22.01.2006 Ulverstone (TAS) | 5 | 259 | 341 |
| 05.03.2006 Beaconsfield (TAS) | 6 | 297 | 388 |
| 30.07.2006 Campbell Town (TAS) | 12 | 364 | 301 |
| 16.09.2006 Moonah (TAS) | 2 | 320 | 334 |
| 29.10.2006 Tasmanian Championships (TAS) | 9 | 387 | 308 |
| 04.02.2007 Ulverstone (TAS) | 12 | 329 | 391 |
| 06.05.2007 East Coast (TAS) | 5 | 293 | 297 |
| 29.07.2007 Launceston (TAS) | 7 | 341 | 271 |
| Head-to-head after 23 games | 12 | 11 | |
| Average score | 331.86 | 317.73 | |