| Tournament | Round | Ilma Giles | Brian Irwin |
| 22.05.2005 Ulladulla (NSW) | 2 | 292 | 335 |
| 28.05.2006 Ulladulla Championship (NSW) | 3 | 420 | 252 |
| 20.05.2007 Ulladulla 2007 (NSW) | 5 | 392 | 362 |
| 18.05.2008 Ulladulla (NSW) | 6 | 317 | 341 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 355.25 | 322.5 | |
| Spread: | 131 | -131 | |