| Tournament | Round | Rosemary Collins | Barbara Clark |
| 27.12.2009 Last Chance (QLD) | 9 | 291 | 285 |
| 27.12.2010 LAST CHANCE 2010 (QLD) | 7 | 364 | 334 |
| 27.12.2011 Last Chance (QLD) | 7 | 307 | 306 |
| 26.08.2012 Qld Championships (QLD) | 4 | 338 | 348 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 325 | 318.25 | |
| Spread: | 27 | -27 | |