| Tournament | Round | Heather Sorensen | Judy Hall |
| 20.06.1998 Wollongong Marj Babb (NSW) | 2 | 320 | 409 |
| 23.02.2002 Wollongong (NSW) | 5 | 322 | 394 |
| 13.02.2010 Wollongong Round Robins (NSW) | 8 | 431 | 346 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 357.66 | 383 | |
| Spread: | -76 | 76 | |