| Tournament | Round | Erica Williams | Noeline Thoma |
| 14.10.2000 Mindbenders Open (QLD) | 3 | 333 | 344 |
| 02.12.2001 Southport (QLD) | 3 | 338 | 439 |
| 15.09.2002 Toowoomba (QLD) | 4 | 395 | 347 |
| 10.07.2006 Albert & Logan (QLD) | 1 | 411 | 318 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 369.25 | 362 | |
| Spread: | 29 | -29 | |