| Tournament | Round | Therese Newman | Trish Windhurst |
| 07.06.2003 Woy Woy (NSW) | 1 | 358 | 356 |
| 05.06.2004 Woy Woy (NSW) | 5 | 352 | 376 |
| 14.08.2005 Oatlands (NSW) | 3 | 353 | 362 |
| 24.11.2007 CENTRAL COAST CHAMPS (NSW) | 11 | 387 | 378 |
| 30.05.2009 Woy Woy (NSW) | 7 | 299 | 377 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 349.8 | 369.8 | |
| Spread: | -100 | 100 | |