| Tournament | Round | Shirley Crocker | Chris Ostrowski |
| 14.01.2007 Baulkham Hills Kick-Off (NSW) | 3 | 329 | 382 |
| 24.11.2007 CENTRAL COAST CHAMPS (NSW) | 3 | 248 | 406 |
| 04.07.2010 Winter Challenge (NSW) | 2 | 262 | 344 |
| 24.11.2013 CC C'SHIP 2 DAY (NSW) | 9 | 298 | 389 |
| 24.11.2013 CC C'SHIP 2 DAY (NSW) | 14 | 273 | 411 |
| 20.03.2022 Empire Bay (NSW) | 2 | 293 | 417 |
| Head-to-head after 6 games | 0 | 6 | |
| Average score | 283.83 | 391.5 | |
| Spread: | -646 | 646 | |