| Tournament | Round | Ron Baginski | Chris Ostrowski |
| 26.01.2015 City of Sydney International Masters (NSW) | 4 | 392 | 335 |
| 03.10.2016 NSW Championships (NSW) | 24 | 389 | 427 |
| 26.01.2018 Australia Day Open (NSW) | 8 | 482 | 306 |
| 28.01.2018 City of Sydney International Masters (NSW) | 5 | 406 | 365 |
| 02.04.2018 2018 National Championship (ACT) | 20 | 516 | 320 |
| 25.01.2020 Australia Day Open (NSW) | 7 | 580 | 276 |
| Head-to-head after 6 games | 5 | 1 | |
| Average score | 460.83 | 338.16 | |
| Spread: | 736 | -736 | |