| Date | Tournament | State | Round | Betty Mitchell | Maureen Gill |
|---|---|---|---|---|---|
| 07/03/2004 | South Australian Championships | SA | 1 | 310 | 326 |
| 17/04/2006 | Australian Championships | QLD | 10 | 276 | 376 |
| 05/04/2010 | Aus Championship | SA | 2 | 397 | 292 |
| Head-to-head after 3 games | 1 | 2 | |||
| Average score | 327.67 | 331.33 | |||
| Spread | -11 | 11 | |||