| Tournament | Round | Carol Johnsen | Tony Williams |
| 21.04.2014 Australian Championship (NSW) | 17 | 493 | 354 |
| 17.04.2016 Tristate Challenge (NSW) | 7 | 365 | 397 |
| 26.05.2019 Tri-State (NSW) | 10 | 425 | 377 |
| 16.04.2022 Australian Championship (QLD) | 15 | 369 | 462 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 413 | 397.5 | |
| Spread: | 62 | -62 | |