| Tournament | Round | Trish Windhurst | John Spaan |
| 30.01.2000 City of Sydney International Masters (NSW) | 2 | 361 | 417 |
| 25.11.2000 North Shore (NSW) | 4 | 387 | 422 |
| 27.01.2001 City of Sydney International Masters (NSW) | 2 | 313 | 369 |
| 08.04.2001 Blacktown (NSW) | 2 | 298 | 314 |
| 01.10.2001 New South Wales Championships (NSW) | 2 | 351 | 309 |
| 06.10.2003 NSW Championships (NSW) | 8 | 401 | 309 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 351.83 | 356.66 | |
| Spread: | -29 | 29 | |