| Tournament | Round | Teresa Dean | Rowena Vnuk |
| 29.12.2004 Xmas Leftovers (SA) | 7 | 416 | 332 |
| 28.12.2007 SA Christmas Leftovers (SA) | 1 | 386 | 316 |
| 07.03.2010 SA Championship (SA) | 12 | 404 | 390 |
| 26.06.2011 June Pub Tourney (SA) | 3 | 406 | 410 |
| 11.03.2012 SA Championship (SA) | 3 | 376 | 361 |
| 09.09.2017 SAT 4+4 (SA) | 1 | 312 | 447 |
| 12.03.2022 SA Scrabble Champs (SA) | 12 | 323 | 391 |
| 09.11.2024 SS091124 (SA) | 5 | 431 | 369 |
| 19.01.2025 Mel Leckie (SA) | 2 | 457 | 320 |
| 19.04.2025 National Championship and Plate (SA) | 9 | 383 | 439 |
| 06.07.2025 SA July (SA) | 6 | 361 | 380 |
| 18.01.2026 Mel Leckie (SA) | 6 | 396 | 413 |
| Head-to-head after 12 games | 6 | 6 | |
| Average score | 387.58 | 380.66 | |
| Spread: | 83 | -83 | |