| Tournament | Round | Diana Hilly | Brian Irwin |
| 22.05.2005 Ulladulla (NSW) | 6 | 350 | 314 |
| 28.05.2006 Ulladulla Championship (NSW) | 13 | 382 | 352 |
| 20.05.2007 Ulladulla 2007 (NSW) | 11 | 286 | 325 |
| 16.02.2008 Wollongong WORDS Round Robin (NSW) | 4 | 366 | 297 |
| 18.05.2008 Ulladulla (NSW) | 1 | 291 | 223 |
| 18.05.2008 Ulladulla (NSW) | 14 | 331 | 357 |
| 14.06.2008 Wollongong (NSW) | 6 | 284 | 371 |
| 16.05.2009 Ulladulla (NSW) | 12 | 379 | 455 |
| 16.05.2009 Ulladulla (NSW) | 13 | 275 | 419 |
| 18.09.2010 Ulladulla 2010 (NSW) | 4 | 342 | 285 |
| 15.05.2011 Ulladulla (NSW) | 11 | 398 | 317 |
| Head-to-head after 11 games | 6 | 5 | |
| Average score | 334.9 | 337.72 | |
| Spread: | -31 | 31 | |