| Tournament | Round | Graeme Lock Lee | Dianne Davis |
| 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 13 games | 8.5 | 4.5 | |
| Average score | 423.46 | 366.92 | |
| Spread: | 735 | -735 | |