| Tournament | Round | Jean Balmer | Betty Irwin |
| 21.05.2000 Ulladulla (NSW) | 11 | 336 | 364 |
| 27.05.2001 Ulladulla (NSW) | 11 | 398 | 330 |
| 23.02.2002 Wollongong (NSW) | 1 | 409 | 328 |
| 21.02.2004 Wollongong (NSW) | 7 | 421 | 309 |
| 21.02.2006 Ulladulla SUmmer Games Tuesday (NSW) | 1 | 397 | 355 |
| 23.02.2006 Ulladulla Summer Games Thursday (NSW) | 8 | 383 | 381 |
| Head-to-head after 6 games | 5 | 1 | |
| Average score | 390.66 | 344.5 | |
| Spread: | 277 | -277 | |