| Tournament | Round | Chris Ostrowski | Jean Balmer |
| 19.04.2008 Blacktown (NSW) | 6 | 348 | 403 |
| 06.07.2008 Winter Challenge (NSW) | 10 | 365 | 387 |
| 02.11.2008 Nowra Bomaderry 2008 (NSW) | 1 | 342 | 301 |
| 03.01.2009 Janboree (NSW) | 1 | 404 | 265 |
| 14.02.2009 wordsfeb09 (NSW) | 8 | 365 | 396 |
| 15.03.2009 Bomaderry March 2009 (NSW) | 6 | 385 | 321 |
| 31.10.2009 Nowra 2009 (NSW) | 4 | 443 | 319 |
| 13.02.2010 Wollongong Round Robins (NSW) | 8 | 321 | 418 |
| 19.06.2010 Wollongong WORDS Winter (NSW) | 1 | 385 | 368 |
| 02.11.2014 Nowra (NSW) | 2 | 434 | 302 |
| 02.11.2014 Nowra (NSW) | 13 | 518 | 267 |
| Head-to-head after 11 games | 7 | 4 | |
| Average score | 391.81 | 340.63 | |
| Spread: | 563 | -563 | |