| Tournament | Round | Colleen McCormick | Glenys Lawrie |
| 12.07.1998 WA Masters (WA) | 17 | 389 | 453 |
| 30.05.1999 Melville (WA) | 6 | 346 | 404 |
| 11.07.1999 Western Australian Masters (WA) | 13 | 287 | 408 |
| 14.03.2004 Bunbury (WA) | 4 | 417 | 499 |
| 15.05.2005 Melville (WA) | 2 | 334 | 559 |
| 01.10.2006 Manjimup (WA) | 6 | 300 | 484 |
| 20.05.2007 Melville (WA) | 2 | 384 | 434 |
| 04.06.2007 Western Australian Championships A & B (WA) | 19 | 386 | 432 |
| 29.07.2007 WA Open (WA) | 2 | 245 | 473 |
| 21.10.2007 Rockingham (WA) | 4 | 290 | 502 |
| 01.06.2008 WA Championships (WA) | 1 | 307 | 508 |
| 02.10.2011 October Open (WA) | 4 | 329 | 445 |
| 23.10.2011 Coogee 2011 (WA) | 6 | 323 | 429 |
| 11.12.2011 DEC OPEN (WA) | 1 | 284 | 491 |
| Head-to-head after 14 games | 0 | 14 | |
| Average score | 330.07 | 465.78 | |
| Spread: | -1900 | 1900 | |