| Date | Tournament | State | Round | Daniel Piechnick | Barbara Berlin |
|---|---|---|---|---|---|
| 17/04/1995 | Australian Open Double Dictionary Championship | QLD | 15 | 376 | 404 |
| 31/03/1997 | Australian Scrabble Championship | SA | 12 | 339 | 448 |
| 05/04/1999 | Australian Championships | NSW | 6 | 489 | 327 |
| 01/08/1999 | Winter Masters | NSW | 19 | 451 | 337 |
| 22/04/2000 | Australian Championships | QLD | 19 | 417 | 395 |
| 03/11/2002 | SA/Victoria Border Challenge Dimboola | VIC | 7 | 360 | 300 |
| 06/04/2015 | Australian Championship | VIC | 3 | 443 | 429 |
| Head-to-head after 7 games | 5 | 2 | |||
| Average score | 410.71 | 377.14 | |||
| Spread | 235 | -235 | |||