| Tournament | Round | Wayne Willis | Don Hadley |
| 05.02.2006 Kempsey Challenge (NSW) | 11 | 413 | 287 |
| 27.08.2006 Queensland Championships (QLD) | 11 | 261 | 338 |
| 04.02.2007 Kempsey Challenge (NSW) | 5 | 390 | 445 |
| 02.04.2018 2018 National Championship (ACT) | 8 | 293 | 441 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 339.25 | 377.75 | |
| Spread: | -154 | 154 | |