| Date | Tournament | State | Round | Dianne Davis | Ivor Zetler |
|---|---|---|---|---|---|
| 24/01/1997 | City of Sydney International Masters | NSW | 10 | 442 | 375 |
| 31/03/1997 | Australian Scrabble Championship | SA | 9 | 326 | 402 |
| 26/07/1997 | Winter Masters | NSW | 12 | 222 | 437 |
| 26/07/1998 | Winter Masters | NSW | 4 | 361 | 388 |
| 27/01/2002 | City of Sydney International Masters | NSW | 8 | 345 | 311 |
| 04/12/2016 | Festive Frolics | VIC | 5 | 309 | 433 |
| 18/09/2022 | MASTERS and STATE CHALLENGE | VIC | 2 | 344 | 317 |
| 04/04/2026 | AUS CHAMPS | ACT | 4 | 415 | 300 |
| Head-to-head after 8 games | 4 | 4 | |||
| Average score | 345.50 | 370.38 | |||
| Spread | -199 | 199 | |||