| Tournament | Round | Rowena Vnuk | Carol Johnsen |
| 16.10.2011 SA/Vic Border Challenge (SA) | 3 | 278 | 388 |
| 08.03.2020 SA Championship (SA) | 8 | 396 | 439 |
| 12.03.2022 SA Scrabble Champs (SA) | 5 | 428 | 355 |
| 12.03.2022 SA Scrabble Champs (SA) | 10 | 338 | 434 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 360 | 404 | |
| Spread: | -176 | 176 | |