| Tournament | Round | Caroline Scowcroft | Michael Vnuk |
| 13.09.2009 MASTERS AND STATE CHALLENGE TROPHY (NSW) | 15 | 401 | 313 |
| 11.09.2011 AUSTRALIAN MASTERS & STC (SA) | 13 | 401 | 387 |
| 11.03.2023 SA Scrabble Champs (SA) | 5 | 292 | 555 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 364.66 | 418.33 | |