| Tournament | Round | Janet Cotter | Sandra Crompton |
| 19.09.1999 Spring Subiaco (WA) | 5 | 406 | 416 |
| 25.06.2000 Advanced Intermediate Recreation (WA) | 1 | 465 | 325 |
| 10.02.2002 Fremantle (WA) | 5 | 350 | 298 |
| 22.06.2003 Manning (WA) | 7 | 327 | 372 |
| 11.01.2004 January Maximin (WA) | 1 | 367 | 420 |
| 05.02.2006 Fremantle (WA) | 2 | 331 | 343 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 374.33 | 362.33 | |
| Spread: | 72 | -72 | |