| Tournament | Round | Anne Stewart | Karen Richards |
| 02.08.1998 Bassendean (WA) | 3 | 264 | 413 |
| 30.08.1998 Yokine (WA) | 4 | 399 | 312 |
| 19.03.2000 Bunbury (WA) | 3 | 486 | 349 |
| 10.08.2002 Western Australian Masters (WA) | 5 | 304 | 398 |
| 12.01.2003 Open (WA) | 7 | 386 | 435 |
| 06.04.2003 Nedlands (WA) | 2 | 405 | 487 |
| 31.05.2003 Western Australian Championships (WA) | 15 | 438 | 369 |
| 13.07.2003 Bassendean (WA) | 1 | 273 | 449 |
| 28.09.2003 Manjimup (WA) | 4 | 424 | 368 |
| 29.08.2004 Yokine (WA) | 2 | 275 | 406 |
| 04.06.2012 WA CHAMPS (WA) | 17 | 333 | 509 |
| 04.06.2018 WA Championship (WA) | 15 | 370 | 425 |
| Head-to-head after 12 games | 4 | 8 | |
| Average score | 363.08 | 410 | |
| Spread: | -563 | 563 | |