| Date | Tournament | State | Round | Colleen Birch | John Barker |
|---|---|---|---|---|---|
| 24/10/1998 | Spring Marathon | NSW | 1 | 343 | 491 |
| 10/02/2002 | Kempsey | NSW | 1 | 328 | 384 |
| 15/09/2002 | Baulkham Hills Open | NSW | 7 | 305 | 440 |
| 06/03/2011 | BUGS 2011 | NSW | 2 | 468 | 338 |
| 11/09/2011 | BAULKHAM HILLS | NSW | 6 | 348 | 334 |
| 28/04/2013 | Wagga Wagga - Tristate | NSW | 10 | 378 | 379 |
| 02/02/2014 | Kempsey | NSW | 7 | 433 | 387 |
| 07/02/2016 | Kempsey | NSW | 2 | 354 | 434 |
| 13/06/2016 | Vic Champs | VIC | 14 | 471 | 355 |
| 16/10/2016 | Spring Marathon | NSW | 7 | 292 | 384 |
| 27/11/2016 | Central Coast Champs | NSW | 6 | 452 | 421 |
| 07/01/2017 | Janboree | NSW | 9 | 357 | 508 |
| 11/02/2017 | WORDS Feb | NSW | 7 | 474 | 406 |
| 09/04/2017 | Lake Macquarie | NSW | 6 | 387 | 424 |
| 03/06/2017 | Central Coast | NSW | 4 | 400 | 455 |
| 24/06/2017 | Newtown Club | NSW | 1 | 396 | 397 |
| 04/02/2018 | Kempsey | NSW | 9 | 330 | 418 |
| 25/02/2018 | Empire Bay (1) | NSW | 2 | 250 | 481 |
| 17/03/2018 | Newtown Club | NSW | 1 | 323 | 453 |
| 02/04/2018 | 2018 National Championship | ACT | 2 | 399 | 365 |
| 02/06/2018 | Central Coast | NSW | 4 | 405 | 345 |
| 22/07/2018 | Empire Bay Mini (2) | NSW | 7 | 432 | 351 |
| 29/07/2018 | NSW WINTER MASTERS | NSW | 16 | 376 | 448 |
| 05/01/2019 | JANBOREE | NSW | 2 | 351 | 463 |
| 09/02/2019 | WORDS SUMMER RR | NSW | 5 | 470 | 421 |
| 06/04/2019 | LAKE MACQUARIE | NSW | 8 | 391 | 346 |
| 04/01/2020 | JanBoree | NSW | 9 | 368 | 434 |
| 01/03/2020 | Empire Bay Mini (1) | NSW | 7 | 332 | 450 |
| 12/12/2020 | BUNDANOON | NSW | 5 | 416 | 447 |
| 15/05/2021 | MUDGEE 2021 | NSW | 7 | 445 | 360 |
| 23/05/2021 | EmpireBayMay | NSW | 4 | 377 | 326 |
| 05/06/2021 | BEECROFT MARATHON | NSW | 3 | 305 | 331 |
| 19/06/2021 | WORDS WINTER 19 JUNE | NSW | 7 | 406 | 401 |
| 06/11/2021 | LAKE MACQUARIE | NSW | 8 | 376 | 327 |
| 08/01/2022 | JANBOREE | NSW | 1 | 471 | 408 |
| 20/03/2022 | Empire Bay | NSW | 3 | 388 | 427 |
| 15/05/2022 | LANE COVE INAUGURAL | NSW | 5 | 457 | 340 |
| 16/03/2024 | LAKE MACQUARIE AUTUMN | NSW | 6 | 396 | 289 |
| 22/02/2025 | Wollongong Summer | NSW | 3 | 377 | 389 |
| 21/03/2026 | LAKE MACQUARIE AUTUMN | NSW | 8 | 334 | 362 |
| 02/05/2026 | RATINGS IMPROVERS No 1 | NSW | 6 | 456 | 397 |
| Head-to-head after 41 games | 19 | 22 | |||
| Average score | 385.78 | 397.95 | |||
| Spread | -499 | 499 | |||