| Date | Tournament | State | Round | Gavin Lehner | Mona Stephens |
|---|---|---|---|---|---|
| 31/03/2001 | Tasmania March | TAS | 3 | 228 | 374 |
| 31/03/2001 | Tasmania March | TAS | 6 | 288 | 305 |
| 27/10/2001 | Tasmanian Championships | TAS | 12 | 286 | 324 |
| 26/05/2002 | Bellerive | TAS | 4 | 304 | 358 |
| 09/02/2003 | Ulverstone | TAS | 2 | 340 | 342 |
| 31/05/2003 | Bellerive | TAS | 4 | 348 | 327 |
| 19/10/2003 | Tasmanian Championships | TAS | 7 | 346 | 312 |
| 16/05/2004 | East Coast | TAS | 12 | 280 | 404 |
| 01/08/2004 | Campbell Town | TAS | 12 | 359 | 357 |
| 23/01/2005 | Ulverstone | TAS | 5 | 356 | 310 |
| 06/03/2005 | Beaconsfield | TAS | 10 | 261 | 352 |
| 15/05/2005 | East Coast | TAS | 13 | 351 | 312 |
| 24/07/2005 | Campbell Town | TAS | 3 | 289 | 333 |
| 30/10/2005 | Tasmanian Championships | TAS | 11 | 351 | 296 |
| 30/10/2005 | Tasmanian Championships | TAS | 14 | 290 | 337 |
| 22/01/2006 | Ulverstone | TAS | 5 | 341 | 259 |
| 05/03/2006 | Beaconsfield | TAS | 6 | 388 | 297 |
| 30/07/2006 | Campbell Town | TAS | 12 | 301 | 364 |
| 16/09/2006 | Moonah | TAS | 2 | 334 | 320 |
| 29/10/2006 | Tasmanian Championships | TAS | 9 | 308 | 387 |
| 04/02/2007 | Ulverstone | TAS | 12 | 391 | 329 |
| 06/05/2007 | East Coast | TAS | 5 | 297 | 293 |
| 29/07/2007 | Launceston | TAS | 7 | 271 | 341 |
| Head-to-head after 23 games | 11 | 12 | |||
| Average score | 317.74 | 331.87 | |||
| Spread | -325 | 325 | |||