| Date | Tournament | State | Round | Maree Heynen | Margaret Griggs |
|---|---|---|---|---|---|
| 31/10/2004 | Tasmanian Championships | TAS | 13 | 333 | 389 |
| 24/03/2008 | Australian Championship | VIC | 8 | 352 | 326 |
| 05/04/2010 | Aus Championship | SA | 23 | 348 | 354 |
| Head-to-head after 3 games | 1 | 2 | |||
| Average score | 344.33 | 356.33 | |||
| Spread | -36 | 36 | |||