| Tournament | Round | Sandra Morgan | Robin Andersen |
| 26.04.1998 Nedlands (WA) | 2 | 372 | 388 |
| 30.09.2001 Manjimup (WA) | 2 | 314 | 481 |
| 13.01.2002 WA Open (WA) | 3 | 387 | 376 |
| 26.05.2002 Melville (WA) | 4 | 341 | 342 |
| 23.02.2003 Kwinana (WA) | 5 | 465 | 397 |
| 06.06.2005 Western Australian Championships (WA) | 19 | 324 | 446 |
| 19.06.2005 Hamersley (WA) | 7 | 401 | 446 |
| 12.03.2006 Bunbury (WA) | 3 | 373 | 460 |
| 04.06.2006 Western Australian Championships (WA) | 10 | 400 | 297 |
| 04.06.2006 Western Australian Championships (WA) | 20 | 522 | 304 |
| 20.08.2006 Yokine (WA) | 2 | 367 | 411 |
| 01.10.2006 Manjimup (WA) | 3 | 408 | 458 |
| 07.03.2007 Mandurah (WA) | 5 | 398 | 334 |
| Head-to-head after 13 games | 5 | 8 | |
| Average score | 390.15 | 395.38 | |
| Spread: | -68 | 68 | |