| Tournament | Round | Denise Smith | Colleen Birch |
| 23.07.2000 Newcastle (NSW) | 5 | 383 | 340 |
| 01.10.2001 New South Wales Championships (NSW) | 6 | 278 | 429 |
| 01.10.2001 New South Wales Championships (NSW) | 12 | 398 | 330 |
| 28.07.2002 Newcastle (NSW) | 7 | 389 | 360 |
| 16.03.2003 Wyong (NSW) | 5 | 256 | 370 |
| 17.08.2003 Revesby (NSW) | 1 | 404 | 412 |
| 21.03.2004 Wyong (NSW) | 7 | 332 | 399 |
| 16.08.2015 Hills (NSW) | 7 | 342 | 419 |
| 30.10.2016 Empire Bay Mini 3 (NSW) | 3 | 312 | 463 |
| 27.11.2016 Central Coast Champs (NSW) | 12 | 376 | 422 |
| 05.02.2017 Kempsey Cup (NSW) | 4 | 333 | 368 |
| 26.02.2017 Empire Bay (NSW) | 2 | 366 | 365 |
| 26.11.2017 Central Coast Champ (NSW) | 4 | 276 | 382 |
| 26.11.2017 Central Coast Champ (NSW) | 13 | 335 | 591 |
| 01.10.2018 NSW Champs (NSW) | 10 | 406 | 430 |
| 01.10.2018 NSW Champs (NSW) | 18 | 259 | 406 |
| 25.11.2018 Central Coast Championship (NSW) | 13 | 327 | 400 |
| 29.03.2025 LAKE MACQUARIE AUTUMN (NSW) | 3 | 273 | 483 |
| 15.11.2025 LAKE MACQUARIE (NSW) | 8 | 353 | 400 |
| Head-to-head after 19 games | 4 | 15 | |
| Average score | 336.73 | 408.89 | |
| Spread: | -1371 | 1371 | |