| Tournament | Round | Kathryn Tiffen | Lauraine Overton |
| 04.06.2005 Woy Woy (NSW) | 2 | 330 | 362 |
| 09.08.2008 Empire Bay (NSW) | 7 | 445 | 433 |
| 05.06.2010 WOYWOY 2010 (NSW) | 1 | 354 | 468 |
| 02.06.2012 WOY WOY (NSW) | 2 | 315 | 385 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 361 | 412 | |
| Spread: | -204 | 204 | |