| Tournament | Round | Gavin Lehner | Regine Siedler |
| 24.06.2007 Bellerive (TAS) | 9 | 345 | 350 |
| 28.10.2007 Tasmanian Championships (TAS) | 9 | 222 | 478 |
| 02.03.2008 Kingston (TAS) | 8 | 303 | 316 |
| 31.10.2009 Tasmanian State Champ (TAS) | 10 | 315 | 350 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 296.25 | 373.5 | |
| Spread: | -309 | 309 | |