| Tournament | Round | Vicki Underhill | Jean Balmer |
| 07.06.2003 Woy Woy (NSW) | 1 | 387 | 374 |
| 02.10.2006 New South Wales Championships (NSW) | 14 | 387 | 431 |
| 24.11.2007 CENTRAL COAST CHAMPS (NSW) | 5 | 372 | 371 |
| 20.07.2008 Winter Masters (NSW) | 15 | 414 | 369 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 390 | 386.25 | |
| Spread: | 15 | -15 | |