| Tournament | Round | Thelma Leadbetter | Joan Murphy |
| 11.10.1998 Greenbank (QLD) | 3 | 280 | 353 |
| 10.01.1999 Coominya Summer (QLD) | 5 | 306 | 263 |
| 21.02.1999 Ipswich (QLD) | 3 | 283 | 247 |
| 28.11.1999 Southport (QLD) | 6 | 296 | 267 |
| 02.04.2000 Brisbane Open (QLD) | 6 | 266 | 305 |
| Head-to-head after 5 games | 3 | 2 | |
| Average score | 286.2 | 287 | |
| Spread: | -4 | 4 | |