| Tournament | Round | Joan Murphy | Elaine Ison |
| 23.08.1998 Queensland Championships (QLD) | 11 | 314 | 259 |
| 11.07.1999 Coominya Winter (QLD) | 1 | 330 | 330 |
| 10.10.1999 Greenbank (QLD) | 3 | 288 | 346 |
| 09.01.2000 Coominya Summer (QLD) | 3 | 308 | 291 |
| 20.08.2000 Queensland Championships (QLD) | 6 | 308 | 257 |
| 20.08.2000 Queensland Championships (QLD) | 13 | 277 | 296 |
| 14.01.2001 Greenbank (QLD) | 2 | 318 | 304 |
| 11.03.2001 Brisbane Open (QLD) | 6 | 275 | 340 |
| 02.12.2001 Southport (QLD) | 1 | 299 | 300 |
| 13.01.2002 Greenbank (QLD) | 2 | 229 | 398 |
| 13.03.2004 Redland Bay (QLD) | 5 | 274 | 272 |
| Head-to-head after 11 games | 5.5 | 5.5 | |
| Average score | 292.72 | 308.45 | |
| Spread: | -173 | 173 | |