| Date | Tournament | State | Round | Dianne Davis | John Barker |
|---|---|---|---|---|---|
| 08/06/1996 | Victorian Championships | VIC | 13 | 408 | 492 |
| 28/07/1996 | Winter Masters | NSW | 12 | 462 | 378 |
| 24/01/1997 | City of Sydney International Masters | NSW | 16 | 401 | 433 |
| 20/04/1997 | NSW/Victoria Border Challenge | NSW | 3 | 384 | 496 |
| 08/06/1998 | Victorian Championships | VIC | 6 | 437 | 424 |
| 07/05/2000 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 8 | 420 | 318 |
| 06/05/2001 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 10 | 300 | 350 |
| 06/05/2001 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 11 | 300 | 350 |
| 09/06/2001 | Victorian Championships | VIC | 5 | 362 | 443 |
| 27/01/2002 | City of Sydney International Masters | NSW | 14 | 480 | 366 |
| 05/05/2002 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 6 | 437 | 288 |
| 27/01/2003 | City of Sydney International Masters | NSW | 3 | 554 | 380 |
| 17/04/2006 | Australian Championships | QLD | 19 | 385 | 403 |
| 10/06/2006 | vic06 3 DAY | VIC | 9 | 398 | 375 |
| 10/06/2006 | vic06 3 DAY | VIC | 19 | 440 | 406 |
| 07/06/2008 | VIC CHAMPS | VIC | 9 | 263 | 415 |
| 07/06/2008 | VIC CHAMPS | VIC | 14 | 324 | 528 |
| 08/06/2009 | Vic Championship | VIC | 3 | 395 | 459 |
| 10/06/2013 | VIC CHAMPIONSHIP | VIC | 4 | 277 | 541 |
| 08/06/2015 | Vic Championship | VIC | 7 | 471 | 393 |
| 26/05/2019 | Tri-State | NSW | 3 | 392 | 363 |
| Head-to-head after 21 games | 10 | 11 | |||
| Average score | 394.76 | 409.57 | |||
| Spread | -311 | 311 | |||