| Date | Tournament | State | Round | Maree Heynen | Betty Irwin |
|---|---|---|---|---|---|
| 11/09/2005 | Hills Open | NSW | 6 | 298 | 313 |
| 28/05/2006 | Ulladulla Championship | NSW | 14 | 294 | 419 |
| 17/06/2006 | Wollongong Marj Babb | NSW | 7 | 301 | 411 |
| 14/06/2008 | Wollongong | NSW | 1 | 333 | 268 |
| 31/10/2009 | Nowra 2009 | NSW | 13 | 344 | 401 |
| 31/10/2009 | Nowra 2009 | NSW | 14 | 291 | 422 |
| 15/05/2011 | Ulladulla | NSW | 9 | 340 | 293 |
| 15/05/2011 | Ulladulla | NSW | 13 | 307 | 499 |
| Head-to-head after 8 games | 2 | 6 | |||
| Average score | 313.50 | 378.25 | |||
| Spread | -518 | 518 | |||