| Date | Tournament | State | Round | Anne Michell | Zina Costanzo |
|---|---|---|---|---|---|
| 31/03/1997 | Australian Scrabble Championship | SA | 9 | 331 | 301 |
| 18/11/2001 | SA/Victoria Border Challenge | VIC | 10 | 387 | 389 |
| 18/11/2001 | SA/Victoria Border Challenge | VIC | 11 | 372 | 400 |
| 18/11/2001 | SA/Victoria Border Challenge | VIC | 12 | 381 | 390 |
| 03/11/2002 | SA/Victoria Border Challenge Dimboola | VIC | 7 | 503 | 334 |
| 02/11/2003 | SA/Victoria Border Challenge Dimboola | VIC | 9 | 359 | 347 |
| 12/04/2004 | Australian Championships | ACT | 8 | 362 | 298 |
| 14/06/2004 | Victorian Championships | VIC | 9 | 273 | 370 |
| 14/06/2004 | Victorian Championships | VIC | 23 | 386 | 424 |
| Head-to-head after 9 games | 4 | 5 | |||
| Average score | 372.67 | 361.44 | |||
| Spread | 101 | -101 | |||