| Tournament | Round | Heather Sorensen | Judy Hay |
| 24.11.2002 ACT Championships (ACT) | 2 | 247 | 360 |
| 06.10.2003 NSW Championships (NSW) | 8 | 369 | 364 |
| 20.05.2007 Ulladulla 2007 (NSW) | 1 | 291 | 376 |
| 20.05.2007 Ulladulla 2007 (NSW) | 14 | 335 | 379 |
| 01.10.2007 New South Wales Champs (NSW) | 9 | 343 | 419 |
| 18.05.2008 Ulladulla (NSW) | 1 | 371 | 376 |
| 18.05.2008 Ulladulla (NSW) | 14 | 390 | 379 |
| 06.07.2008 Winter Challenge (NSW) | 11 | 361 | 401 |
| 06.07.2008 Winter Challenge (NSW) | 13 | 395 | 317 |
| 15.11.2008 ACT Champs (ACT) | 3 | 236 | 509 |
| 03.01.2009 Janboree (NSW) | 7 | 292 | 392 |
| 05.01.2014 Janboree (NSW) | 1 | 293 | 412 |
| 05.01.2014 Janboree (NSW) | 9 | 445 | 351 |
| 18.01.2014 Sutherland Shire (NSW) | 8 | 356 | 386 |
| Head-to-head after 14 games | 4 | 10 | |
| Average score | 337.42 | 387.21 | |
| Spread: | -697 | 697 | |