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