| Tournament | Round | Betty Irwin | Sunny Wright |
| 13.02.1999 Wollongong (NSW) | 8 | 299 | 352 |
| 21.05.1999 Ulladulla (NSW) | 8 | 346 | 351 |
| 05.12.1999 ACT Christmas Capers (ACT) | 4 | 377 | 316 |
| 22.06.2002 Wollongong Marj Babb (NSW) | 1 | 312 | 396 |
| 24.11.2002 ACT Championships (ACT) | 2 | 394 | 339 |
| 19.02.2005 Wollongong (NSW) | 5 | 401 | 338 |
| 21.02.2006 Ulladulla SUmmer Games Tuesday (NSW) | 5 | 281 | 509 |
| 23.02.2006 Ulladulla Summer Games Thursday (NSW) | 3 | 412 | 333 |
| 20.05.2007 Ulladulla 2007 (NSW) | 12 | 327 | 329 |
| 31.10.2009 Nowra 2009 (NSW) | 3 | 326 | 442 |
| 06.11.2010 Nowra (NSW) | 8 | 406 | 264 |
| Head-to-head after 11 games | 5 | 6 | |
| Average score | 352.81 | 360.81 | |
| Spread: | -88 | 88 | |