| Tournament | Round | Gianna Devcic | B.J. Winzer |
| 27.08.2006 Nunawading (VIC) | 5 | 377 | 297 |
| 18.02.2007 Camberwell (VIC) | 6 | 346 | 379 |
| 18.03.2007 Langwarrin (VIC) | 5 | 291 | 318 |
| 20.07.2008 NUNAWADING (VIC) | 5 | 291 | 376 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 326.25 | 342.5 | |
| Spread: | -65 | 65 | |