| Date | Tournament | State | Round | Zina Costanzo | Chile Malcolm |
|---|---|---|---|---|---|
| 22/07/2000 | Melbourne Open | VIC | 4 | 347 | 321 |
| 31/12/2000 | Odyssey | VIC | 3 | 359 | 305 |
| 14/06/2004 | Victorian Championships | VIC | 2 | 466 | 350 |
| 11/09/2004 | Raymond Island | VIC | 5 | 424 | 427 |
| 11/12/2004 | White Rabbit | VIC | 4 | 357 | 309 |
| 11/12/2004 | White Rabbit | VIC | 7 | 279 | 389 |
| 15/05/2005 | Dandenong | VIC | 6 | 313 | 354 |
| 13/06/2005 | Victorian Championships | VIC | 19 | 392 | 365 |
| 11/09/2005 | World Scrabble Championships Fundraiser | VIC | 7 | 370 | 377 |
| 06/11/2005 | Geelong | VIC | 2 | 396 | 323 |
| 12/02/2006 | Camberwell | VIC | 1 | 403 | 378 |
| Head-to-head after 11 games | 7 | 4 | |||
| Average score | 373.27 | 354.36 | |||
| Spread | 208 | -208 | |||