| Tournament | Round | Maretta Walton | Muriel Berman |
| 14.02.1999 Fremantle (WA) | 2 | 322 | 402 |
| 03.10.1999 Yokine (WA) | 5 | 374 | 390 |
| 13.02.2000 Fremantle (WA) | 3 | 392 | 383 |
| 02.09.2001 Western Australian Masters (WA) | 18 | 367 | 338 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 363.75 | 378.25 | |
| Spread: | -58 | 58 | |