| Tournament | Round | Keith Merritt | Joan Murphy |
| 23.05.1999 Brisbane Open (QLD) | 6 | 310 | 371 |
| 20.08.2000 Queensland Championships (QLD) | 5 | 306 | 259 |
| 18.02.2001 Ipswich (QLD) | 2 | 367 | 292 |
| 24.02.2002 Ipswich (QLD) | 4 | 312 | 306 |
| 09.03.2002 Redland Bay (QLD) | 1 | 285 | 305 |
| 13.03.2004 Redland Bay (QLD) | 4 | 305 | 396 |
| Head-to-head after 6 games | 3 | 3 | |
| Average score | 314.16 | 321.5 | |
| Spread: | -44 | 44 | |