| Date | Tournament | State | Round | Erica Williams | Carol Johnston |
|---|---|---|---|---|---|
| 17/04/2006 | Australian Championships | QLD | 4 | 439 | 306 |
| 10/06/2007 | Toowoomba | QLD | 4 | 310 | 359 |
| 05/08/2007 | Magnetic Island Sunday | QLD | 5 | 374 | 285 |
| 04/05/2008 | Queensland Championships | QLD | 9 | 404 | 269 |
| 31/07/2011 | Townsville Sunday | QLD | 7 | 380 | 323 |
| 01/04/2013 | Australian Championship | QLD | 3 | 381 | 367 |
| Head-to-head after 6 games | 5 | 1 | |||
| Average score | 381.33 | 318.17 | |||
| Spread | 379 | -379 | |||