| Tournament | Round | Mary Bone | Erica Williams |
| 02.04.2000 Brisbane Open (QLD) | 7 | 274 | 338 |
| 22.04.2000 Australian Championships (QLD) | 3 | 275 | 425 |
| 15.09.2002 Toowoomba (QLD) | 6 | 311 | 367 |
| 19.10.2002 Mindbenders Open (QLD) | 5 | 365 | 402 |
| 30.11.2003 Southport (QLD) | 2 | 409 | 393 |
| 22.08.2004 Queensland Championships (QLD) | 6 | 282 | 467 |
| 17.10.2004 Newmarket (QLD) | 1 | 428 | 326 |
| Head-to-head after 7 games | 2 | 5 | |
| Average score | 334.85 | 388.28 | |
| Spread: | -374 | 374 | |