| Date | Tournament | State | Round | Trevor Halsall | Gwen Chadwick |
|---|---|---|---|---|---|
| 12/01/1997 | Lasseters Inodoor Challenge (Masters Only) | NT | 14 | 336 | 450 |
| 12/01/1997 | Lasseters Inodoor Challenge (Masters Only) | NT | 20 | 361 | 339 |
| 26/09/1999 | Essendon | VIC | 3 | 410 | 352 |
| 09/06/2001 | Victorian Championships | VIC | 6 | 396 | 333 |
| 09/06/2003 | Quen Elizabeth Derby | VIC | 6 | 425 | 348 |
| Head-to-head after 5 games | 4 | 1 | |||
| Average score | 385.60 | 364.40 | |||
| Spread | 106 | -106 | |||