| Date | Tournament | State | Round | Harry Van Dijk | Grace De Bonis |
|---|---|---|---|---|---|
| 18/10/1998 | Rockingham | WA | 6 | 267 | 285 |
| 13/03/2005 | Bunbury | WA | 4 | 298 | 336 |
| 12/03/2006 | Bunbury | WA | 3 | 310 | 308 |
| 01/10/2006 | Manjimup | WA | 1 | 282 | 373 |
| 29/09/2007 | Pinjarra Maximin | WA | 2 | 353 | 290 |
| Head-to-head after 5 games | 2 | 3 | |||
| Average score | 302.00 | 318.40 | |||
| Spread | -82 | 82 | |||