| Tournament | Round | Peter Griffiths | Don Hadley |
| 01.10.2007 New South Wales Champs (NSW) | 2 | 359 | 409 |
| 06.07.2008 Winter Challenge (NSW) | 4 | 307 | 405 |
| 05.07.2009 Winter Challenge (NSW) | 5 | 341 | 353 |
| 22.11.2009 Central Coast Championships (NSW) | 12 | 369 | 368 |
| 20.11.2011 CENTRAL COAST Two Days (NSW) | 9 | 380 | 328 |
| 01.10.2012 NSW Championships (NSW) | 9 | 345 | 525 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 350.16 | 398 | |
| Spread: | -287 | 287 | |