| Tournament | Round | Dieter Jedamski | Carol Colwill |
| 27.12.2017 Christmas Leftovers (SA) | 3 | 312 | 457 |
| 14.04.2018 SA April (SA) | 4 | 404 | 364 |
| 18.08.2019 SA August 4-4 (SA) | 2 | 434 | 352 |
| 08.03.2020 SA Championship (SA) | 4 | 481 | 342 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 407.75 | 378.75 | |
| Spread: | 116 | -116 | |