| Tournament | Round | Carol Johnston | Arnold Appelhof |
| 04.05.2008 Queensland Championships (QLD) | 2 | 327 | 299 |
| 04.05.2008 Queensland Championships (QLD) | 10 | 364 | 356 |
| 29.08.2010 Qld Championships (QLD) | 7 | 296 | 388 |
| 29.08.2010 Qld Championships (QLD) | 15 | 330 | 448 |
| 27.11.2011 Southport RSL Sunday (QLD) | 6 | 287 | 346 |
| 07.05.2012 Alzheimer's FR Monday (QLD) | 3 | 394 | 400 |
| 31.08.2014 Queensland Championships (QLD) | 2 | 329 | 433 |
| 15.05.2016 May Marathon (QLD) | 13 | 327 | 389 |
| 15.05.2016 May Marathon (QLD) | 17 | 328 | 338 |
| 14.10.2018 Mid-October Madness (QLD) | 4 | 282 | 335 |
| Head-to-head after 10 games | 2 | 8 | |
| Average score | 326.39 | 373.2 | |
| Spread: | -468 | 468 | |