| Date | Tournament | State | Round | Roberta Tait | Marilyn Smith |
|---|---|---|---|---|---|
| 16/09/2001 | Toowoomba | QLD | 4 | 321 | 401 |
| 15/09/2002 | Toowoomba | QLD | 4 | 334 | 273 |
| 20/10/2002 | Mindbenders Standard | QLD | 4 | 360 | 376 |
| 27/07/2003 | Newmarket | QLD | 2 | 367 | 347 |
| 10/02/2008 | Ipswich | QLD | 6 | 388 | 402 |
| 05/07/2009 | Coominya | QLD | 3 | 360 | 264 |
| 24/10/2009 | Redcliffe ABC | QLD | 3 | 393 | 379 |
| 27/12/2009 | Last Chance | QLD | 5 | 299 | 393 |
| 17/01/2010 | Logan Clovers | QLD | 7 | 480 | 316 |
| 13/02/2010 | Ipswich | QLD | 1 | 383 | 358 |
| 10/10/2010 | Oktober Scrabblefest | QLD | 5 | 398 | 307 |
| 16/01/2011 | Logan Clovers | QLD | 1 | 426 | 411 |
| 08/10/2011 | West End Inaugural | QLD | 3 | 342 | 360 |
| 10/03/2012 | Redland Bay | QLD | 2 | 447 | 354 |
| 25/03/2012 | March Marathon | QLD | 12 | 442 | 362 |
| 25/11/2012 | Southport | QLD | 7 | 402 | 305 |
| 20/01/2013 | Logan Clovers | QLD | 4 | 364 | 367 |
| 09/03/2013 | Redland Bay | QLD | 4 | 391 | 343 |
| 09/02/2014 | Alzheimer's FR Sunday | QLD | 8 | 391 | 280 |
| 21/09/2014 | Toowoomba | QLD | 5 | 252 | 366 |
| 18/01/2015 | Clovers | QLD | 4 | 390 | 332 |
| 17/01/2016 | Logan Clovers | QLD | 7 | 278 | 392 |
| 17/01/2016 | Logan Clovers | QLD | 8 | 425 | 339 |
| Head-to-head after 23 games | 15 | 8 | |||
| Average score | 375.35 | 349.00 | |||
| Spread | 606 | -606 | |||