| Tournament | Round | Matthew Dowling | Colleen McCormick |
| 31.05.1998 Melville (WA) | 5 | 457 | 378 |
| 11.07.1999 Western Australian Masters (WA) | 6 | 306 | 364 |
| 13.02.2000 Fremantle (WA) | 5 | 332 | 405 |
| 08.07.2000 Bassendean (WA) | 4 | 377 | 344 |
| 21.04.2002 Nedlands (WA) | 4 | 468 | 312 |
| Head-to-head after 5 games | 3 | 2 | |
| Average score | 388 | 360.6 | |
| Spread: | 137 | -137 | |