| Date | Tournament | State | Round | Dianne Davis | Joan Rosenthal |
|---|---|---|---|---|---|
| 24/01/1997 | City of Sydney International Masters | NSW | 15 | 355 | 456 |
| 31/03/1997 | Australian Scrabble Championship | SA | 7 | 350 | 313 |
| 26/07/1997 | Winter Masters | NSW | 6 | 319 | 628 |
| 06/10/1997 | New South Wales Championships | NSW | 9 | 393 | 392 |
| 27/01/2003 | City of Sydney International Masters | NSW | 10 | 352 | 485 |
| Head-to-head after 5 games | 2 | 3 | |||
| Average score | 353.80 | 454.80 | |||
| Spread | -505 | 505 | |||