| Tournament | Round | Trish Windhurst | Chris Ostrowski |
| 07.08.2010 EMPIRE BAY 2010 (NSW) | 6 | 414 | 298 |
| 25.11.2012 CENTRAL COAST C'SHIP 2 DAY (NSW) | 8 | 337 | 465 |
| 25.11.2012 CENTRAL COAST C'SHIP 2 DAY (NSW) | 11 | 357 | 375 |
| 05.01.2013 Janboree (NSW) | 1 | 365 | 366 |
| 24.11.2013 CC C'SHIP 2 DAY (NSW) | 6 | 397 | 265 |
| 30.11.2014 Central Coast C'SHIP (NSW) | 9 | 312 | 512 |
| 29.11.2015 Central Coast Championships (NSW) | 2 | 452 | 318 |
| 29.11.2015 Central Coast Championships (NSW) | 11 | 459 | 318 |
| 10.04.2016 Lake Macquarie (NSW) | 2 | 349 | 401 |
| 04.06.2016 Central Coast (NSW) | 4 | 326 | 337 |
| 13.08.2016 Club Burwood Challenge (NSW) | 4 | 368 | 394 |
| 27.11.2016 Central Coast Champs (NSW) | 9 | 435 | 298 |
| 27.11.2016 Central Coast Champs (NSW) | 12 | 381 | 427 |
| 24.02.2019 Empire Bay Mini Feb (NSW) | 6 | 321 | 327 |
| 06.04.2019 LAKE MACQUARIE (NSW) | 5 | 366 | 306 |
| 01.06.2019 jack frost tournament (NSW) | 6 | 298 | 427 |
| 27.10.2019 Empire Bay Oct (NSW) | 5 | 321 | 361 |
| 27.10.2019 Empire Bay Oct (NSW) | 5 | 321 | 361 |
| 24.11.2019 Central Coast Yuletide (NSW) | 6 | 423 | 335 |
| 01.03.2020 Empire Bay Mini (1) (NSW) | 7 | 289 | 396 |
| Head-to-head after 20 games | 7 | 13 | |
| Average score | 364.55 | 364.35 | |