| Tournament | Round | Gwen Chadwick | Dianne Davis |
| 23.05.1999 Dandenong (VIC) | 3 | 311 | 341 |
| 14.06.1999 Victorian Championships (VIC) | 8 | 422 | 351 |
| 05.12.1999 McKinnon (VIC) | 6 | 379 | 342 |
| 23.01.2000 Aestival (VIC) | 2 | 353 | 407 |
| 12.06.2000 Victorian Championships (VIC) | 9 | 352 | 466 |
| 30.12.2000 Decathon (VIC) | 4 | 368 | 339 |
| 01.12.2002 McKinnon (VIC) | 4 | 340 | 409 |
| 30.03.2003 Langwarrin (VIC) | 1 | 398 | 420 |
| 28.05.2006 06DAND.TOU (VIC) | 5 | 456 | 397 |
| 18.03.2007 Langwarrin (VIC) | 5 | 366 | 404 |
| Head-to-head after 10 games | 4 | 6 | |
| Average score | 374.5 | 387.6 | |
| Spread: | -131 | 131 | |