| Tournament | Round | Ivana Duria | Betty Hardy |
| 26.03.2001 Wyong (NSW) | 3 | 330 | 320 |
| 21.03.2004 Wyong (NSW) | 7 | 333 | 289 |
| 03.06.2006 Woy Woy (NSW) | 5 | 316 | 420 |
| 17.03.2007 Wyong (NSW) | 1 | 317 | 348 |
| 13.07.2008 Tuggerah Fundraiser (NSW) | 3 | 367 | 313 |
| 13.07.2008 Tuggerah Fundraiser (NSW) | 9 | 309 | 466 |
| 22.03.2009 Wyong (NSW) | 2 | 296 | 340 |
| 02.01.2010 Janboree (NSW) | 6 | 290 | 420 |
| 10.01.2010 Yearly Nearly Early (NSW) | 2 | 350 | 393 |
| Head-to-head after 9 games | 3 | 6 | |
| Average score | 323.11 | 367.66 | |
| Spread: | -401 | 401 | |