| Tournament | Round | Graham Bell | Colleen McCormick |
| 12.07.1998 WA Masters (WA) | 3 | 369 | 327 |
| 11.07.1999 Western Australian Masters (WA) | 14 | 489 | 335 |
| 08.04.2001 Nedlands (WA) | 4 | 480 | 305 |
| 11.11.2001 Coogee (WA) | 5 | 517 | 352 |
| 13.01.2002 WA Open (WA) | 6 | 424 | 399 |
| 03.07.2011 WA Bi-Section 2011 (WA) | 4 | 510 | 351 |
| 26.02.2017 Melville open (WA) | 6 | 406 | 311 |
| Head-to-head after 7 games | 7 | 0 | |
| Average score | 456.42 | 340 | |
| Spread: | 815 | -815 | |