| Tournament | Round | Betty Mitchell | Eileen Seaborn |
| 25.07.2004 Brighton (SA) | 1 | 391 | 300 |
| 12.03.2006 South Australian Championships (SA) | 13 | 334 | 357 |
| 30.04.2006 April Tournament (SA) | 6 | 330 | 309 |
| 19.11.2006 November (SA) | 6 | 308 | 314 |
| 04.02.2007 SA February Tournament (SA) | 6 | 341 | 352 |
| 18.08.2007 August Tournament (SA) | 3 | 445 | 369 |
| 18.11.2007 Brighton November (SA) | 4 | 345 | 405 |
| 22.05.2008 SA May Tournament (SA) | 4 | 324 | 410 |
| 07.03.2009 South Australian Championships (SA) | 13 | 307 | 344 |
| 24.05.2009 May Tournament (SA) | 1 | 307 | 357 |
| Head-to-head after 10 games | 3 | 7 | |
| Average score | 343.2 | 351.7 | |
| Spread: | -85 | 85 | |