| Tournament | Round | Marion Miller | Chris Ostrowski |
| 05.07.2009 Winter Challenge (NSW) | 10 | 321 | 440 |
| 24.04.2010 APRIL FUNDRAISER (NSW) | 3 | 342 | 392 |
| 05.06.2010 WOYWOY 2010 (NSW) | 3 | 411 | 372 |
| 19.02.2011 Wollongong Round Robins (NSW) | 4 | 353 | 446 |
| 03.07.2011 Winter Challenge (NSW) | 5 | 401 | 398 |
| 11.09.2011 BAULKHAM HILLS (NSW) | 2 | 392 | 280 |
| 20.04.2013 Spot Surprize (NSW) | 7 | 459 | 365 |
| 24.02.2019 Empire Bay Mini Feb (NSW) | 5 | 384 | 284 |
| 23.05.2021 EmpireBayMay (NSW) | 1 | 424 | 333 |
| 06.05.2023 BURWOOD NO FRILLS (NSW) | 4 | 331 | 465 |
| 01.06.2024 SUTHERLAND (NSW) | 1 | 312 | 360 |
| Head-to-head after 11 games | 6 | 5 | |
| Average score | 375.45 | 375.9 | |
| Spread: | -5 | 5 | |