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