| Tournament | Round | Chris Ostrowski | Michael McKenna |
| 09.04.2007 Australian Championships (NSW) | 17 | 420 | 264 |
| 15.07.2007 Winter Challenge (NSW) | 8 | 306 | 346 |
| 02.03.2008 Balmain BUGS (NSW) | 7 | 316 | 340 |
| 15.03.2008 Wyong (NSW) | 5 | 357 | 319 |
| 23.01.2010 CITY OF SYDNEY (NSW) | 1 | 332 | 382 |
| 07.08.2010 EMPIRE BAY 2010 (NSW) | 4 | 289 | 442 |
| 02.06.2012 WOY WOY (NSW) | 5 | 357 | 411 |
| 16.06.2012 Wollongong WORDS Winter (NSW) | 2 | 333 | 505 |
| 19.08.2012 Baulkham Hills Open (NSW) | 2 | 275 | 484 |
| 04.05.2013 Sydney West (NSW) | 7 | 292 | 493 |
| 21.07.2013 Winter Masters (NSW) | 7 | 415 | 484 |
| 21.07.2013 Winter Masters (NSW) | 12 | 392 | 443 |
| 27.01.2014 City of Sydney International Masters (NSW) | 1 | 347 | 366 |
| 06.10.2014 NSW Championships (NSW) | 6 | 382 | 423 |
| Head-to-head after 14 games | 2 | 12 | |
| Average score | 343.78 | 407.28 | |
| Spread: | -889 | 889 | |