| Tournament | Round | Dianne Davis | Doris Schwenn |
| 13.02.2000 South Australian Championships (SA) | 10 | 375 | 387 |
| 22.04.2000 Australian Championships (QLD) | 20 | 333 | 327 |
| 16.04.2001 Australian Championships (VIC) | 5 | 389 | 387 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 365.66 | 367 | |
| Spread: | -4 | 4 | |