| Tournament | Round | Roberta Tait | Fay Grose |
| 15.09.2002 Toowoomba (QLD) | 6 | 353 | 401 |
| 21.08.2005 Queensland Championships (QLD) | 8 | 390 | 388 |
| 24.10.2009 Redcliffe ABC (QLD) | 2 | 335 | 357 |
| 10.10.2010 Oktober Scrabblefest (QLD) | 2 | 408 | 410 |
| 23.10.2010 Redcliffe Saturday (QLD) | 2 | 427 | 367 |
| 04.12.2010 Southport Saturday (QLD) | 1 | 408 | 363 |
| 26.03.2017 March Mixup (QLD) | 1 | 343 | 458 |
| Head-to-head after 7 games | 3 | 4 | |
| Average score | 380.57 | 392 | |
| Spread: | -80 | 80 | |