| Tournament | Round | Barbara Nakkan | Keith Merritt |
| 28.11.2004 Southport (QLD) | 5 | 333 | 262 |
| 16.07.2006 Newmarket (QLD) | 6 | 270 | 296 |
| 16.07.2006 Newmarket (QLD) | 7 | 354 | 335 |
| 06.05.2007 Queensland Championships Sunday Round Robin (QLD) | 5 | 306 | 297 |
| 06.05.2007 Queensland Championships Sunday Round Robin (QLD) | 7 | 374 | 279 |
| 17.06.2007 Charity Tournament (QLD) | 5 | 332 | 287 |
| 28.10.2007 Mindbenders Tournament (QLD) | 6 | 346 | 238 |
| 17.11.2007 Cleveland (QLD) | 2 | 369 | 350 |
| 02.12.2007 Southport (QLD) | 2 | 280 | 281 |
| Head-to-head after 9 games | 7 | 2 | |
| Average score | 329.33 | 291.66 | |
| Spread: | 339 | -339 | |