| Date | Tournament | State | Round | Chris Ostrowski | Wayne Willis |
|---|---|---|---|---|---|
| 09/04/2007 | Australian Championships | NSW | 6 | 369 | 310 |
| 24/03/2008 | Australian Championship | VIC | 8 | 393 | 344 |
| 29/01/2012 | CITY OF SYDNEY MASTERS | NSW | 10 | 335 | 321 |
| 29/01/2012 | CITY OF SYDNEY MASTERS | NSW | 20 | 414 | 275 |
| Head-to-head after 4 games | 4 | 0 | |||
| Average score | 377.75 | 312.50 | |||
| Spread | 261 | -261 | |||