| Tournament | Round | Brian Irwin | Anne Mortel |
| 15.05.2003 Ulladulla (NSW) | 4 | 306 | 385 |
| 21.03.2004 Wyong (NSW) | 6 | 351 | 357 |
| 20.05.2007 Ulladulla 2007 (NSW) | 8 | 420 | 295 |
| 18.05.2008 Ulladulla (NSW) | 4 | 385 | 345 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 365.5 | 345.5 | |
| Spread: | 80 | -80 | |