| Tournament | Round | Trish Windhurst | Judy Hay |
| 11.09.1999 St George (NSW) | 1 | 382 | 341 |
| 05.03.2000 Balmain Bugs (NSW) | 1 | 315 | 415 |
| 22.07.2001 Winter Masters (NSW) | 7 | 337 | 334 |
| 27.01.2002 City of Sydney International Masters (NSW) | 11 | 358 | 370 |
| 07.10.2002 New South Wales Championships (NSW) | 13 | 429 | 384 |
| 17.08.2003 Revesby (NSW) | 2 | 398 | 362 |
| 13.11.2004 Sydney (NSW) | 8 | 371 | 329 |
| 06.10.2007 WYSC Fundraiser 2 (NSW) | 3 | 336 | 314 |
| Head-to-head after 8 games | 6 | 2 | |
| Average score | 365.75 | 356.12 | |
| Spread: | 77 | -77 | |