| Tournament | Round | Erica Williams | Amanda Marginson |
| 01.07.2007 Coominya (QLD) | 5 | 374 | 382 |
| 20.01.2008 Greenbank Charity (QLD) | 1 | 347 | 310 |
| 23.02.2008 Early Warm-Up (QLD) | 6 | 337 | 392 |
| 27.05.2008 May-Do-Well (QLD) | 3 | 326 | 390 |
| 04.10.2008 Red Hill (QLD) | 2 | 307 | 352 |
| 15.11.2009 Fundraiser WYSC (QLD) | 5 | 340 | 380 |
| 09.11.2010 Combo Clubs (QLD) | 6 | 344 | 402 |
| 03.04.2011 Foolishly April (QLD) | 5 | 390 | 435 |
| Head-to-head after 8 games | 1 | 7 | |
| Average score | 345.62 | 380.37 | |
| Spread: | -278 | 278 | |