| Date | Tournament | State | Round | Erica Williams | Sylvia Walker |
|---|---|---|---|---|---|
| 23/05/1999 | Brisbane Open | QLD | 1 | 360 | 368 |
| 21/08/1999 | Queensland Championships | QLD | 12 | 368 | 327 |
| 22/04/2000 | Australian Championships | QLD | 7 | 388 | 383 |
| 14/10/2000 | Mindbenders Open | QLD | 2 | 385 | 303 |
| 06/05/2001 | Auran Open | QLD | 6 | 377 | 359 |
| 13/01/2002 | Greenbank | QLD | 6 | 373 | 382 |
| 17/02/2002 | Albert & Logan Marathon | QLD | 1 | 393 | 385 |
| 17/02/2002 | Albert & Logan Marathon | QLD | 6 | 298 | 357 |
| 12/01/2003 | Greenbank | QLD | 4 | 388 | 378 |
| 15/03/2003 | Redland Bay | QLD | 1 | 238 | 482 |
| 13/07/2003 | Coominya | QLD | 4 | 441 | 244 |
| 28/11/2004 | Southport | QLD | 6 | 407 | 326 |
| 21/08/2005 | Queensland Championships | QLD | 1 | 442 | 320 |
| 17/04/2006 | Australian Championships | QLD | 12 | 408 | 317 |
| 10/07/2006 | Albert & Logan | QLD | 3 | 402 | 333 |
| Head-to-head after 15 games | 11 | 4 | |||
| Average score | 377.87 | 350.93 | |||
| Spread | 404 | -404 | |||