| Tournament | Round | Robin Austin | Carol Colwill |
| 18.06.2016 June SA Scrabble (SA) | 2 | 309 | 446 |
| 27.12.2017 Christmas Leftovers (SA) | 5 | 331 | 400 |
| 21.04.2018 Civil War (SA) | 4 | 330 | 354 |
| 12.05.2018 SA May (SA) | 2 | 410 | 321 |
| 16.06.2018 SA June 4-4 (SA) | 4 | 374 | 374 |
| 18.08.2018 SA August (SA) | 2 | 417 | 361 |
| Head-to-head after 6 games | 2.5 | 3.5 | |
| Average score | 361.83 | 376 | |