| Tournament | Round | Joy Deans | Shirley Allen |
| 17.01.1999 WA Open (WA) | 4 | 348 | 356 |
| 25.04.1999 Nedlands (WA) | 5 | 430 | 379 |
| 13.02.2000 Fremantle (WA) | 5 | 356 | 439 |
| 13.08.2000 Western Australian Masters (WA) | 14 | 464 | 294 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 399.5 | 367 | |
| Spread: | 130 | -130 | |