| Date | Tournament | State | Round | Betty Irwin | Beryl Pearson |
|---|---|---|---|---|---|
| 15/05/2003 | Ulladulla | NSW | 5 | 423 | 344 |
| 11/02/2006 | Wollongong | NSW | 4 | 320 | 372 |
| 02/11/2008 | Nowra Bomaderry 2008 | NSW | 6 | 370 | 368 |
| 02/11/2008 | Nowra Bomaderry 2008 | NSW | 13 | 332 | 333 |
| 15/03/2009 | Bomaderry March 2009 | NSW | 3 | 390 | 292 |
| 16/05/2009 | Ulladulla | NSW | 4 | 284 | 349 |
| 31/10/2009 | Nowra 2009 | NSW | 5 | 405 | 332 |
| 18/09/2010 | Ulladulla 2010 | NSW | 8 | 414 | 321 |
| 06/11/2010 | Nowra | NSW | 13 | 323 | 403 |
| 20/05/2012 | Ulladulla | NSW | 6 | 359 | 338 |
| 20/05/2012 | Ulladulla | NSW | 14 | 334 | 299 |
| Head-to-head after 11 games | 7 | 4 | |||
| Average score | 359.45 | 341.00 | |||
| Spread | 203 | -203 | |||