| Tournament | Round | Chris Ostrowski | Kitty-Jean Laginha |
| 15.07.2007 Winter Challenge (NSW) | 16 | 409 | 260 |
| 24.03.2008 Australian Championship (VIC) | 7 | 363 | 389 |
| 19.04.2008 Blacktown (NSW) | 3 | 311 | 379 |
| 06.07.2008 Winter Challenge (NSW) | 11 | 394 | 414 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 369.25 | 360.5 | |
| Spread: | 35 | -35 | |