| Date | Tournament | State | Round | Gwen Kirkham | Trish Marchand |
|---|---|---|---|---|---|
| 20/09/1998 | Advanced Intermediate Recreation | WA | 6 | 348 | 347 |
| 17/01/1999 | WA Open | WA | 8 | 363 | 369 |
| 11/07/1999 | Western Australian Masters | WA | 9 | 312 | 361 |
| 03/10/1999 | Yokine | WA | 4 | 396 | 327 |
| 27/03/2000 | Nedlands | WA | 3 | 376 | 359 |
| 10/09/2000 | Yokine | WA | 4 | 372 | 399 |
| 08/10/2000 | Rockingham | WA | 6 | 346 | 352 |
| 15/11/2000 | Coogee | WA | 5 | 307 | 394 |
| Head-to-head after 8 games | 3 | 5 | |||
| Average score | 352.50 | 363.50 | |||
| Spread | -88 | 88 | |||