| Tournament | Round | Vicki Underhill | Jan Tomlin |
| 07.06.2003 Woy Woy (NSW) | 3 | 293 | 382 |
| 20.03.2005 Wyong (NSW) | 1 | 347 | 368 |
| 18.03.2006 Wyong (NSW) | 4 | 435 | 388 |
| 17.03.2007 Wyong (NSW) | 3 | 302 | 336 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 344.25 | 368.5 | |
| Spread: | -97 | 97 | |