| Tournament | Round | Betty Mitchell | Mary Packenham |
| 05.04.1998 Victor Harbour (SA) | 3 | 320 | 356 |
| 23.08.1998 August (SA) | 2 | 313 | 334 |
| 22.11.1998 Xmas (SA) | 2 | 327 | 357 |
| 21.03.1999 March (SA) | 6 | 315 | 321 |
| 18.04.1999 Victor Harbour (SA) | 5 | 278 | 331 |
| 22.08.1999 August (SA) | 6 | 323 | 292 |
| 09.02.2001 Unley February (SA) | 5 | 347 | 298 |
| 23.11.2001 November (SA) | 3 | 382 | 245 |
| 13.01.2002 January Open (SA) | 2 | 392 | 291 |
| 09.03.2002 South Australian Championships (SA) | 2 | 338 | 314 |
| 09.03.2002 South Australian Championships (SA) | 13 | 295 | 368 |
| 21.04.2003 Australian Championships (SA) | 2 | 380 | 277 |
| Head-to-head after 12 games | 6 | 6 | |
| Average score | 334.16 | 315.33 | |
| Spread: | 226 | -226 | |