| Date | Tournament | State | Round | Judy McGuinness | Trish Windhurst |
|---|---|---|---|---|---|
| 15/08/1998 | Revesby | NSW | 4 | 349 | 345 |
| 05/10/1998 | New South Wales Championships | NSW | 7 | 295 | 352 |
| 05/10/1998 | New South Wales Championships | NSW | 12 | 298 | 354 |
| 05/10/1998 | New South Wales Championships | NSW | 13 | 282 | 360 |
| 17/01/1999 | Baulkham Hills | NSW | 3 | 402 | 340 |
| Head-to-head after 5 games | 2 | 3 | |||
| Average score | 325.20 | 350.20 | |||
| Spread | -125 | 125 | |||