| Tournament | Round | Trish Marchand | Lola Dunstan |
| 26.04.1998 Nedlands (WA) | 3 | 338 | 334 |
| 31.05.1998 Melville (WA) | 3 | 406 | 292 |
| 02.08.1998 Bassendean (WA) | 6 | 265 | 430 |
| 17.01.1999 WA Open (WA) | 3 | 436 | 334 |
| 27.03.2000 Nedlands (WA) | 6 | 371 | 364 |
| 04.02.2001 Fremantle (WA) | 6 | 363 | 312 |
| Head-to-head after 6 games | 5 | 1 | |
| Average score | 363.16 | 344.33 | |
| Spread: | 113 | -113 | |