| Tournament | Round | John Barker | Karrin Henderson |
| 05.04.1999 Australian Championships (NSW) | 7 | 340 | 497 |
| 20.08.2000 Queensland Championships (QLD) | 8 | 404 | 386 |
| 26.08.2001 Queensland Championships (QLD) | 2 | 480 | 394 |
| 06.10.2003 NSW Championships (NSW) | 8 | 412 | 356 |
| 01.04.2013 Australian Championship (QLD) | 17 | 306 | 449 |
| 25.08.2019 WESPA Seniors 2019 (QLD) | 14 | 366 | 359 |
| 28.01.2024 CSIM 2024 (NSW) | 2 | 417 | 429 |
| Head-to-head after 7 games | 4 | 3 | |
| Average score | 389.28 | 410 | |
| Spread: | -145 | 145 | |