| Date | Tournament | State | Round | Chris Ostrowski | Cheryl Michler |
|---|---|---|---|---|---|
| 09/09/2007 | Hills Open | NSW | 1 | 349 | 383 |
| 14/12/2008 | WAITARA CHRISTMAS 2008 | NSW | 6 | 352 | 406 |
| 04/04/2009 | Blacktown | NSW | 7 | 413 | 362 |
| 30/05/2009 | Woy Woy | NSW | 6 | 341 | 426 |
| 05/07/2009 | Winter Challenge | NSW | 16 | 395 | 317 |
| 08/08/2009 | Empire Bay | NSW | 7 | 439 | 361 |
| 10/01/2010 | Yearly Nearly Early | NSW | 5 | 397 | 404 |
| 30/10/2010 | BlueMountainFundraiser | NSW | 8 | 307 | 315 |
| 30/01/2011 | City of Sydney International Masters | NSW | 4 | 333 | 327 |
| 19/02/2011 | Wollongong Round Robins | NSW | 2 | 389 | 350 |
| 06/03/2011 | BUGS 2011 | NSW | 6 | 402 | 314 |
| 25/04/2011 | Aus Championship | ACT | 6 | 477 | 269 |
| 28/05/2011 | REVESBY | NSW | 4 | 464 | 410 |
| 03/07/2011 | Winter Challenge | NSW | 6 | 374 | 339 |
| 17/07/2011 | Winter Masters | NSW | 10 | 307 | 353 |
| 17/07/2011 | Winter Masters | NSW | 20 | 357 | 298 |
| 03/10/2011 | NSW Championships | NSW | 24 | 338 | 339 |
| 29/01/2012 | CITY OF SYDNEY MASTERS | NSW | 5 | 435 | 327 |
| 29/01/2012 | CITY OF SYDNEY MASTERS | NSW | 15 | 390 | 312 |
| 04/03/2012 | Balmain BUGS | NSW | 7 | 415 | 331 |
| 22/07/2012 | Winter Masters | NSW | 2 | 449 | 248 |
| 22/07/2012 | Winter Masters | NSW | 18 | 426 | 372 |
| 01/09/2012 | War of Words | NSW | 4 | 352 | 381 |
| 01/10/2012 | NSW Championships | NSW | 4 | 376 | 374 |
| 01/10/2012 | NSW Championships | NSW | 13 | 367 | 324 |
| 16/03/2013 | MATCH PLAY | NSW | 9 | 289 | 352 |
| 20/04/2013 | Spot Surprize | NSW | 2 | 369 | 369 |
| 01/06/2013 | CENTRAL COAST | NSW | 3 | 376 | 437 |
| 21/07/2013 | Winter Masters | NSW | 2 | 326 | 298 |
| 21/07/2013 | Winter Masters | NSW | 19 | 321 | 459 |
| 31/08/2013 | WAITARA TEAM CHALLENGE | NSW | 4 | 426 | 329 |
| 22/09/2013 | SYDNEY CLUB | NSW | 8 | 376 | 355 |
| 26/10/2013 | Room to Read | NSW | 5 | 249 | 322 |
| 10/11/2013 | ACT CHAMPIONSHIPS | ACT | 11 | 370 | 290 |
| 18/01/2014 | Sutherland Shire | NSW | 3 | 392 | 339 |
| 08/02/2014 | WORDS FEB | NSW | 9 | 367 | 316 |
| 24/08/2014 | Hills Open | NSW | 7 | 293 | 418 |
| 06/10/2014 | NSW Championships | NSW | 11 | 316 | 306 |
| 30/05/2015 | Central Coast | NSW | 4 | 415 | 377 |
| 26/07/2015 | Winter Masters | NSW | 7 | 316 | 403 |
| 26/07/2015 | Winter Masters | NSW | 12 | 363 | 321 |
| 05/10/2015 | NSW Championships | NSW | 7 | 384 | 369 |
| 12/12/2015 | Bundanoon | NSW | 3 | 366 | 353 |
| 31/01/2016 | CSIM 2016 | NSW | 5 | 536 | 328 |
| 13/02/2016 | Wollongong Summer | NSW | 3 | 407 | 311 |
| 06/03/2016 | Bugs/Sydney | NSW | 6 | 385 | 353 |
| 13/08/2016 | Club Burwood Challenge | NSW | 5 | 290 | 382 |
| 03/10/2016 | NSW Championships | NSW | 13 | 449 | 297 |
| 30/07/2017 | Winter Masters | NSW | 2 | 400 | 344 |
| 17/09/2017 | REVESBY | NSW | 1 | 417 | 286 |
| 14/10/2017 | Spring Marathon | NSW | 10 | 358 | 417 |
| 09/12/2017 | BUNDANOON | NSW | 5 | 352 | 327 |
| 06/01/2018 | Janboree | NSW | 5 | 327 | 293 |
| 26/01/2018 | Australia Day Open | NSW | 7 | 413 | 289 |
| 02/04/2018 | 2018 National Championship | ACT | 24 | 381 | 293 |
| 01/10/2018 | NSW Champs | NSW | 14 | 426 | 320 |
| 28/01/2019 | City Of Sydney International Masters | NSW | 17 | 417 | 372 |
| 17/03/2019 | Bomaderry | NSW | 5 | 354 | 336 |
| 21/09/2019 | Beecroft Marathon | NSW | 4 | 501 | 279 |
| 09/11/2024 | Wallerawang 24 | NSW | 1 | 380 | 393 |
| 09/11/2024 | Wallerawang 24 | NSW | 12 | 289 | 377 |
| 01/03/2025 | MATCHPLAY QUALIFIER | NSW | 3 | 460 | 307 |
| 23/08/2025 | INNER WEST DIVISIONAL | NSW | 6 | 365 | 404 |
| Head-to-head after 63 games | 43.5 | 19.5 | |||
| Average score | 378.81 | 345.44 | |||
| Spread | 2102 | -2102 | |||