| Tournament | Round | Pam Chismon | Marlene Brown |
| 23.08.1998 August (SA) | 2 | 317 | 309 |
| 21.03.1999 March (SA) | 6 | 396 | 336 |
| 23.05.1999 May (SA) | 4 | 310 | 342 |
| 13.02.2000 South Australian Championships (SA) | 2 | 389 | 332 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 353 | 329.75 | |
| Spread: | 93 | -93 | |