| Tournament | Round | Ann Jones | Trish Marchand |
| 15.02.1998 Fremantle (WA) | 3 | 398 | 285 |
| 20.09.1998 Advanced Intermediate Recreation (WA) | 2 | 367 | 273 |
| 14.03.1999 Bunbury (WA) | 4 | 326 | 420 |
| 11.07.1999 Western Australian Masters (WA) | 8 | 397 | 351 |
| 08.08.1999 Bassendean (WA) | 6 | 398 | 355 |
| Head-to-head after 5 games | 4 | 1 | |
| Average score | 377.2 | 336.8 | |
| Spread: | 202 | -202 | |