| Tournament | Round | Gwen Chadwick | Trevor Halsall |
| 26.09.1999 Essendon (VIC) | 3 | 352 | 410 |
| 09.06.2001 Victorian Championships (VIC) | 6 | 333 | 396 |
| 09.06.2003 Quen Elizabeth Derby (VIC) | 6 | 348 | 425 |
| Head-to-head after 3 games | 0 | 3 | |
| Average score | 344.33 | 410.33 | |
| Spread: | -198 | 198 | |