| Date | Tournament | State | Round | Sal Costanzo | Isabel Van Hoorn |
|---|---|---|---|---|---|
| 10/07/1994 | Balwyn Templestowe | VIC | 3 | 280 | 368 |
| 06/07/1995 | Jolly Roger | VIC | 6 | 342 | 389 |
| 22/10/1995 | Bentleigh | VIC | 1 | 347 | 409 |
| 21/07/1996 | Frank Csarics Home Maintenance Scrabble Tournament | VIC | 5 | 374 | 375 |
| 15/11/1998 | Geelong | VIC | 1 | 428 | 309 |
| 30/12/2000 | Decathon | VIC | 2 | 429 | 328 |
| 24/06/2001 | Nunawading | VIC | 2 | 463 | 375 |
| 29/12/2001 | Decathon | VIC | 5 | 420 | 361 |
| 08/06/2003 | Victorian Championships | VIC | 3 | 342 | 300 |
| 06/11/2005 | Geelong | VIC | 5 | 451 | 292 |
| Head-to-head after 10 games | 6 | 4 | |||
| Average score | 387.60 | 350.60 | |||
| Spread | 370 | -370 | |||