| Tournament | Round | Shirley Smith | Vicki Underhill |
| 21.08.2005 Queensland Championships (QLD) | 16 | 295 | 339 |
| 09.04.2007 Australian Championships (NSW) | 20 | 268 | 376 |
| 26.07.2009 Ocean Shores (NSW) | 5 | 347 | 361 |
| Head-to-head after 3 games | 0 | 3 | |
| Average score | 303.33 | 358.66 | |
| Spread: | -166 | 166 | |