| Date | Tournament | State | Round | Chris Ostrowski | Mary Morgan |
|---|---|---|---|---|---|
| 14/02/2009 | wordsfeb09 | NSW | 2 | 317 | 313 |
| 13/02/2010 | Wollongong Round Robins | NSW | 7 | 405 | 394 |
| 29/01/2012 | CITY OF SYDNEY MASTERS | NSW | 4 | 388 | 357 |
| 28/01/2013 | CITY OF SYDNEY MASTERS | NSW | 26 | 360 | 377 |
| Head-to-head after 4 games | 3 | 1 | |||
| Average score | 367.50 | 360.25 | |||
| Spread | 29 | -29 | |||