| Tournament | Round | Kathryn Tiffen | Judith Chessell |
| 08.08.2009 Empire Bay (NSW) | 3 | 306 | 437 |
| 05.06.2010 WOYWOY 2010 (NSW) | 7 | 358 | 385 |
| 07.08.2010 EMPIRE BAY 2010 (NSW) | 6 | 347 | 338 |
| 13.08.2011 Empire Bay (NSW) | 5 | 362 | 283 |
| 02.06.2012 WOY WOY (NSW) | 1 | 382 | 314 |
| 29.03.2015 EMPIRE BAY MINI (NSW) | 4 | 248 | 397 |
| Head-to-head after 6 games | 3 | 3 | |
| Average score | 333.83 | 359 | |
| Spread: | -151 | 151 | |