| Tournament | Round | David Vanzyl | Carol Johnsen |
| 06.09.2015 Australian Masters and State Team Challenge (NSW) | 2 | 401 | 441 |
| 11.09.2016 MASTERS AND STATE CHAL (VIC) | 5 | 465 | 373 |
| 17.04.2017 National Championship (WA) | 2 | 430 | 406 |
| 02.04.2018 2018 National Championship (ACT) | 4 | 299 | 496 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 398.75 | 429 | |
| Spread: | -121 | 121 | |