| Date | Tournament | State | Round | Graeme Lock Lee | Dianne Davis |
|---|---|---|---|---|---|
| 26/07/1997 | Winter Masters | NSW | 3 | 257 | 383 |
| 26/07/1997 | Winter Masters | NSW | 20 | 346 | 351 |
| 25/01/1998 | City of Sydney International Masters | NSW | 18 | 389 | 376 |
| 26/07/1998 | Winter Masters | NSW | 20 | 380 | 432 |
| 07/05/2000 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 4 | 401 | 393 |
| 05/05/2002 | NSW/Victoria Border Challenge Wagga Wagga | NSW | 1 | 530 | 280 |
| 21/04/2003 | Australian Championships | SA | 5 | 558 | 281 |
| 08/06/2003 | Victorian Championships | VIC | 3 | 461 | 248 |
| 12/04/2004 | Australian Championships | ACT | 16 | 362 | 362 |
| 09/04/2007 | Australian Championships | NSW | 11 | 383 | 389 |
| 09/04/2007 | Australian Championships | NSW | 24 | 364 | 429 |
| 02/04/2018 | 2018 National Championship | ACT | 24 | 356 | 402 |
| 25/08/2019 | WESPA Seniors 2019 | QLD | 14 | 460 | 405 |
| 25/08/2019 | WESPA Seniors 2019 | QLD | 21 | 450 | 384 |
| 04/04/2026 | AUS CHAMPS | ACT | 8 | 411 | 389 |
| Head-to-head after 15 games | 8.5 | 6.5 | |||
| Average score | 407.20 | 366.93 | |||
| Spread | 604 | -604 | |||