| Tournament | Round | Betty Irwin | Sandra Elliott |
| 27.05.2001 Ulladulla (NSW) | 12 | 260 | 382 |
| 26.05.2002 Ulladulla (NSW) | 3 | 429 | 281 |
| 21.02.2004 Wollongong (NSW) | 2 | 400 | 358 |
| 20.05.2007 Ulladulla 2007 (NSW) | 6 | 413 | 274 |
| 18.05.2008 Ulladulla (NSW) | 7 | 345 | 334 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 369.4 | 325.8 | |
| Spread: | 218 | -218 | |