| Tournament | Round | Kate Horan | Karen Richards |
| 31.05.1998 Melville (WA) | 4 | 340 | 296 |
| 12.07.1998 WA Masters (WA) | 8 | 409 | 463 |
| 17.01.1999 WA Open (WA) | 2 | 335 | 403 |
| 26.05.2002 Melville (WA) | 5 | 411 | 423 |
| 10.02.2002 Fremantle (WA) | 6 | 381 | 429 |
| 23.02.2003 Kwinana (WA) | 3 | 341 | 365 |
| 30.03.2003 Praxis (WA) | 4 | 328 | 379 |
| 31.05.2003 Western Australian Championships (WA) | 1 | 343 | 372 |
| 19.06.2004 Western Australian Championships (WA) | 13 | 343 | 493 |
| 29.08.2004 Yokine (WA) | 5 | 317 | 510 |
| 11.04.2009 AUST CHAMPIONSHIP (WA) | 1 | 300 | 406 |
| Head-to-head after 11 games | 1 | 10 | |
| Average score | 349.81 | 412.63 | |
| Spread: | -691 | 691 | |