| Date | Tournament | State | Round | Don Hadley | Chris Ostrowski |
|---|---|---|---|---|---|
| 23/08/2008 | revesby8 | NSW | 1 | 411 | 385 |
| 04/10/2008 | NSW CHAMPIONSHIPS 08 | NSW | 3 | 334 | 328 |
| 05/10/2009 | NSW CHAMPIONSHIPS | NSW | 9 | 329 | 333 |
| 31/10/2009 | Nowra 2009 | NSW | 12 | 334 | 366 |
| 15/11/2009 | Sydney Club | NSW | 6 | 416 | 331 |
| 10/01/2010 | Yearly Nearly Early | NSW | 3 | 279 | 459 |
| 01/05/2010 | SYDNEY WEST 2010 | NSW | 6 | 554 | 298 |
| 04/07/2010 | Winter Challenge | NSW | 7 | 361 | 359 |
| 04/07/2010 | Winter Challenge | NSW | 13 | 346 | 396 |
| 21/11/2010 | Central Coast Championships | NSW | 12 | 443 | 402 |
| 17/07/2011 | Winter Masters | NSW | 6 | 273 | 329 |
| 22/07/2012 | Winter Masters | NSW | 15 | 451 | 322 |
| 03/10/2016 | NSW Championships | NSW | 18 | 362 | 394 |
| Head-to-head after 13 games | 7 | 6 | |||
| Average score | 376.38 | 361.69 | |||
| Spread | 191 | -191 | |||