| Tournament | Round | Dianne Davis | Val Hardiman |
| 16.05.1998 Dandenong (VIC) | 3 | 395 | 391 |
| 18.07.1999 Nunawading (VIC) | 2 | 305 | 439 |
| 03.12.2000 McKinnon (VIC) | 2 | 369 | 350 |
| 25.02.2001 Camberwell (VIC) | 5 | 453 | 298 |
| 01.12.2002 McKinnon (VIC) | 2 | 313 | 424 |
| 08.06.2003 Victorian Championships (VIC) | 11 | 324 | 484 |
| 28.08.2004 Winter's End (VIC) | 2 | 364 | 314 |
| 14.11.2004 Geelong (VIC) | 5 | 415 | 317 |
| 13.02.2005 Camberwell (VIC) | 4 | 309 | 392 |
| 20.03.2005 Langwarrin (VIC) | 3 | 372 | 355 |
| 01.05.2005 Mayday (VIC) | 6 | 401 | 392 |
| 12.02.2006 Camberwell (VIC) | 4 | 261 | 425 |
| 20.01.2008 Aestival Festival (VIC) | 4 | 282 | 384 |
| 20.07.2008 NUNAWADING (VIC) | 7 | 515 | 336 |
| 28.09.2008 Essendon (VIC) | 4 | 330 | 461 |
| 22.11.2009 Bentleigh09 (VIC) | 1 | 424 | 341 |
| 25.09.2011 Essendon (VIC) | 5 | 271 | 444 |
| 20.11.2011 Bentleigh (VIC) | 7 | 324 | 474 |
| 19.08.2012 Midwinter (VIC) | 4 | 414 | 339 |
| 01.02.2015 CAMBERWELL (VIC) | 5 | 412 | 317 |
| Head-to-head after 20 games | 11 | 9 | |
| Average score | 362.65 | 383.85 | |
| Spread: | -424 | 424 | |