| Date | Tournament | State | Round | John Holgate | Chris Ostrowski |
|---|---|---|---|---|---|
| 30/01/2011 | City of Sydney International Masters | NSW | 2 | 399 | 339 |
| 28/08/2011 | WSC Rep Fundraiser | NSW | 5 | 395 | 308 |
| 29/01/2012 | CITY OF SYDNEY MASTERS | NSW | 1 | 450 | 342 |
| 16/06/2012 | Wollongong WORDS Winter | NSW | 7 | 451 | 359 |
| 04/05/2013 | Sydney West | NSW | 1 | 523 | 357 |
| 25/05/2013 | Revesby | NSW | 6 | 480 | 384 |
| 21/07/2013 | Winter Masters | NSW | 1 | 495 | 320 |
| 07/10/2013 | NSW Champs | NSW | 10 | 444 | 272 |
| 22/02/2014 | Matchplay Qualifier | NSW | 2 | 404 | 398 |
| 14/06/2014 | W.O.R.D.S Winter | NSW | 2 | 420 | 308 |
| 06/10/2014 | NSW Championships | NSW | 5 | 439 | 398 |
| 23/05/2015 | Fundraiser | NSW | 5 | 347 | 432 |
| 05/10/2015 | NSW Championships | NSW | 23 | 434 | 455 |
| 18/10/2015 | Spring Marathon | NSW | 3 | 423 | 334 |
| 14/05/2016 | BEECROFT MARATHON | NSW | 12 | 380 | 423 |
| 03/10/2016 | NSW Championships | NSW | 11 | 476 | 381 |
| 03/10/2016 | NSW Championships | NSW | 16 | 356 | 469 |
| 28/01/2018 | City of Sydney International Masters | NSW | 16 | 543 | 357 |
| 02/04/2018 | 2018 National Championship | ACT | 3 | 406 | 304 |
| 14/04/2018 | Beecroft Marathon | NSW | 1 | 428 | 448 |
| 20/05/2018 | Ulladulla | NSW | 10 | 471 | 384 |
| 29/07/2018 | NSW WINTER MASTERS | NSW | 1 | 533 | 304 |
| 29/07/2018 | NSW WINTER MASTERS | NSW | 11 | 397 | 374 |
| 01/10/2018 | NSW Champs | NSW | 21 | 572 | 344 |
| 23/02/2019 | MatchPlay Qualifier | NSW | 4 | 464 | 381 |
| 04/05/2019 | TEN DOLLAR GAP | NSW | 4 | 458 | 349 |
| 15/06/2019 | WORDS WINTER | NSW | 7 | 451 | 381 |
| 21/07/2019 | NSW WINTER MASTERS | NSW | 1 | 441 | 376 |
| 04/08/2019 | Cabramatta Youth Fundy | NSW | 6 | 374 | 370 |
| 21/09/2019 | Beecroft Marathon | NSW | 10 | 486 | 373 |
| 03/10/2020 | NSW CHAMPS 2020 | NSW | 12 | 403 | 358 |
| 09/01/2021 | JanBoree | NSW | 6 | 453 | 331 |
| 05/06/2021 | BEECROFT MARATHON | NSW | 7 | 455 | 306 |
| 11/12/2021 | SUTHERLAND | NSW | 6 | 381 | 354 |
| 08/01/2022 | JANBOREE | NSW | 8 | 426 | 380 |
| 30/01/2022 | City of Sydney Masters | NSW | 10 | 379 | 376 |
| 04/06/2022 | BEECROFT SWAN SONG | NSW | 4 | 405 | 368 |
| 15/10/2022 | NSW SPRING MARATHON | NSW | 9 | 402 | 421 |
| 29/01/2023 | CSIM2023 | NSW | 1 | 352 | 382 |
| 26/02/2023 | MATCHPLAY QUALIFIER 23 | NSW | 6 | 481 | 324 |
| 26/03/2023 | Bomaderry | NSW | 4 | 512 | 391 |
| 16/07/2023 | 2023 Winter Masters | NSW | 9 | 490 | 376 |
| 09/12/2023 | Bundanoon 2023 | NSW | 8 | 456 | 369 |
| 25/08/2024 | Australian Junior Champs | NSW | 5 | 367 | 480 |
| 22/02/2025 | Wollongong Summer | NSW | 7 | 361 | 367 |
| 06/10/2025 | NSW CHAMPIONSHIP 2025 | NSW | 9 | 487 | 393 |
| 06/10/2025 | NSW CHAMPIONSHIP 2025 | NSW | 16 | 471 | 369 |
| 18/10/2025 | SPRING MARATHON | NSW | 1 | 466 | 352 |
| 06/12/2025 | SUTHERLAND SHIRE | NSW | 1 | 403 | 401 |
| 08/02/2026 | Macarthur | NSW | 3 | 443 | 364 |
| 28/02/2026 | MATCHPLAY QUALIFIER | NSW | 1 | 399 | 381 |
| Head-to-head after 51 games | 42 | 9 | |||
| Average score | 437.88 | 369.94 | |||
| Spread | 3465 | -3465 | |||