| Tournament | Round | John Barker | Arnold Appelhof |
| 08.06.2015 Vic Championship (VIC) | 14 | 368 | 381 |
| 05.10.2015 NSW Championships (NSW) | 23 | 397 | 382 |
| 07.02.2016 Kempsey (NSW) | 8 | 330 | 355 |
| 03.10.2016 NSW Championships (NSW) | 19 | 401 | 459 |
| 17.04.2017 National Championship (WA) | 13 | 401 | 404 |
| 12.06.2017 Vic Championship (VIC) | 5 | 350 | 448 |
| 28.01.2018 City of Sydney International Masters (NSW) | 9 | 361 | 330 |
| 10.06.2018 Vic Champs (VIC) | 3 | 414 | 351 |
| 21.07.2019 NSW WINTER MASTERS (NSW) | 11 | 363 | 375 |
| 11.08.2019 Qld Championships (QLD) | 5 | 417 | 321 |
| 07.10.2019 NSW CHAMPIONSHIP (NSW) | 20 | 520 | 343 |
| 03.04.2021 OZ CHAMPS (NSW) | 7 | 403 | 331 |
| 30.01.2022 City of Sydney Masters (NSW) | 8 | 428 | 357 |
| 03.10.2022 2022 NSW CHAMPIONSHIP (NSW) | 7 | 430 | 461 |
| 03.11.2022 Seniors Championship (NSW) | 21 | 339 | 395 |
| 29.01.2023 CSIM2023 (NSW) | 16 | 394 | 376 |
| 07.10.2024 NSW CHAMPIONSHIP 2024 (NSW) | 13 | 382 | 463 |
| 26.07.2025 CMWM2025 (NSW) | 9 | 346 | 378 |
| 26.07.2025 CMWM2025 (NSW) | 12 | 371 | 366 |
| Head-to-head after 19 games | 9 | 10 | |
| Average score | 390.26 | 382.94 | |
| Spread: | 139 | -139 | |