| Date | Tournament | State | Round | Chris Ostrowski | Sue Gergelifi |
|---|---|---|---|---|---|
| 23/01/2010 | CITY OF SYDNEY | NSW | 19 | 429 | 273 |
| 17/07/2010 | Winter Masters | NSW | 19 | 360 | 222 |
| 17/07/2011 | Winter Masters | NSW | 11 | 322 | 314 |
| 17/07/2011 | Winter Masters | NSW | 14 | 367 | 341 |
| 11/12/2011 | SYDNEY CLUB | NSW | 4 | 488 | 379 |
| 17/03/2012 | Matchplay | NSW | 6 | 355 | 341 |
| 09/12/2012 | SYDNEY CLUB | NSW | 7 | 405 | 376 |
| 09/02/2013 | WORDS SUMMER | NSW | 4 | 410 | 405 |
| 20/04/2013 | Spot Surprize | NSW | 6 | 353 | 327 |
| 22/02/2014 | Matchplay Qualifier | NSW | 8 | 409 | 354 |
| 06/10/2014 | NSW Championships | NSW | 20 | 320 | 349 |
| 25/10/2014 | Room to Read Charity | NSW | 7 | 369 | 446 |
| 13/06/2015 | WORDS Winter | NSW | 8 | 380 | 306 |
| 05/10/2015 | NSW Championships | NSW | 5 | 442 | 407 |
| 13/02/2016 | Wollongong Summer | NSW | 8 | 343 | 363 |
| 03/12/2016 | Sutherland Shire | NSW | 7 | 353 | 413 |
| 30/07/2017 | Winter Masters | NSW | 13 | 390 | 433 |
| 02/10/2017 | NSW CHAMPS | NSW | 3 | 402 | 270 |
| 02/10/2017 | NSW CHAMPS | NSW | 20 | 376 | 359 |
| 23/02/2019 | MatchPlay Qualifier | NSW | 9 | 361 | 364 |
| 27/10/2019 | Empire Bay Oct | NSW | 1 | 351 | 436 |
| 27/10/2019 | Empire Bay Oct | NSW | 1 | 351 | 436 |
| 13/02/2021 | matchplay qualifier | NSW | 8 | 430 | 348 |
| 27/02/2021 | NO FRILLS GAP | NSW | 3 | 355 | 364 |
| Head-to-head after 24 games | 15 | 9 | |||
| Average score | 380.04 | 359.42 | |||
| Spread | 495 | -495 | |||