| Tournament | Round | Ivy Nicholls | Don Hadley |
| 24.03.2008 Australian Championship (VIC) | 22 | 377 | 395 |
| 05.04.2010 Aus Championship (SA) | 10 | 412 | 333 |
| 05.04.2010 Aus Championship (SA) | 17 | 318 | 489 |
| 25.04.2011 Aus Championship (ACT) | 17 | 351 | 403 |
| 21.04.2014 Australian Championship (NSW) | 2 | 224 | 394 |
| 21.04.2014 Australian Championship (NSW) | 21 | 326 | 510 |
| 06.04.2015 Australian Championship (VIC) | 2 | 349 | 366 |
| 06.04.2015 Australian Championship (VIC) | 21 | 324 | 394 |
| Head-to-head after 8 games | 1 | 7 | |
| Average score | 335.12 | 410.5 | |
| Spread: | -603 | 603 | |