| Tournament | Round | Teresa Dean | Judy Mansfield |
| 10.09.2017 SUNDAY SIDE (SA) | 5 | 409 | 309 |
| 12.03.2022 SA Scrabble Champs (SA) | 16 | 467 | 338 |
| 09.11.2024 SS091124 (SA) | 3 | 420 | 402 |
| 19.01.2025 Mel Leckie (SA) | 5 | 427 | 305 |
| 08.03.2025 SA Champs (SA) | 5 | 472 | 297 |
| 08.03.2025 SA Champs (SA) | 15 | 406 | 388 |
| 18.05.2025 SA May 4-4 (SA) | 2 | 453 | 347 |
| 06.07.2025 SA July (SA) | 3 | 394 | 400 |
| 18.01.2026 Mel Leckie (SA) | 5 | 361 | 366 |
| Head-to-head after 9 games | 7 | 2 | |
| Average score | 423.22 | 350.22 | |