| Tournament | Round | Erica Williams | Jean Balmer |
| 23.08.1998 Queensland Championships (QLD) | 4 | 417 | 304 |
| 23.08.1998 Queensland Championships (QLD) | 17 | 391 | 349 |
| 21.08.1999 Queensland Championships (QLD) | 7 | 386 | 324 |
| 22.04.2000 Australian Championships (QLD) | 9 | 469 | 290 |
| 12.04.2004 Australian Championships (ACT) | 5 | 401 | 357 |
| 17.04.2006 Australian Championships (QLD) | 2 | 332 | 440 |
| 17.04.2006 Australian Championships (QLD) | 14 | 365 | 474 |
| Head-to-head after 7 games | 5 | 2 | |
| Average score | 394.42 | 362.57 | |
| Spread: | 223 | -223 | |