| Date | Tournament | State | Round | Betty Coleman | Trish Windhurst |
|---|---|---|---|---|---|
| 11/01/1998 | Baulkham Hills | NSW | 7 | 384 | 299 |
| 14/08/1999 | Revesby | NSW | 3 | 343 | 420 |
| 04/10/1999 | New South Wales Championships | NSW | 3 | 390 | 360 |
| 23/10/1999 | Spring Marathon | NSW | 12 | 283 | 366 |
| 22/07/2001 | Winter Masters | NSW | 13 | 382 | 338 |
| 01/10/2001 | New South Wales Championships | NSW | 3 | 341 | 319 |
| 06/07/2002 | Chatswood | NSW | 5 | 338 | 417 |
| 24/03/2003 | Blue Mountains | NSW | 5 | 425 | 288 |
| 07/12/2003 | North Shore | NSW | 6 | 383 | 361 |
| Head-to-head after 9 games | 6 | 3 | |||
| Average score | 363.22 | 352.00 | |||
| Spread | 101 | -101 | |||