| Tournament | Round | Doris Schwenn | Nan Smith |
| 14.02.1999 South Australian Championships (SA) | 9 | 329 | 383 |
| 13.02.2000 South Australian Championships (SA) | 2 | 387 | 380 |
| 29.06.2000 Bordertown (SA) | 5 | 451 | 411 |
| 16.04.2001 Australian Championships (VIC) | 11 | 383 | 368 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 387.5 | 385.5 | |
| Spread: | 8 | -8 | |