| Tournament | Round | Col Coulton | Keith Merritt |
| 21.08.1999 Queensland Championships (QLD) | 13 | 284 | 356 |
| 22.04.2000 Australian Championships (QLD) | 2 | 334 | 272 |
| 22.04.2000 Australian Championships (QLD) | 14 | 345 | 416 |
| 06.05.2001 Auran Open (QLD) | 4 | 377 | 269 |
| 07.10.2001 Mindbenders Standard (QLD) | 6 | 292 | 345 |
| 09.03.2002 Redland Bay (QLD) | 3 | 314 | 253 |
| Head-to-head after 6 games | 3 | 3 | |
| Average score | 324.33 | 318.5 | |
| Spread: | 35 | -35 | |