| Date | Tournament | State | Round | Colleen McCormick | Matthew Dowling |
|---|---|---|---|---|---|
| 27/04/1997 | Nedlands | WA | 4 | 339 | 407 |
| 25/05/1997 | Melville | WA | 1 | 377 | 372 |
| 31/05/1998 | Melville | WA | 5 | 378 | 457 |
| 11/07/1999 | Western Australian Masters | WA | 6 | 364 | 306 |
| 13/02/2000 | Fremantle | WA | 5 | 405 | 332 |
| 08/07/2000 | Bassendean | WA | 4 | 344 | 377 |
| 21/04/2002 | Nedlands | WA | 4 | 312 | 468 |
| Head-to-head after 7 games | 3 | 4 | |||
| Average score | 359.86 | 388.43 | |||
| Spread | -200 | 200 | |||