| Tournament | Round | Betty Keese | Liz Marx |
| 21.03.1999 March (SA) | 2 | 401 | 349 |
| 22.08.1999 August (SA) | 3 | 393 | 375 |
| 24.10.1999 October (SA) | 2 | 322 | 372 |
| 21.11.1999 November (SA) | 5 | 353 | 342 |
| 13.02.2000 South Australian Championships (SA) | 4 | 437 | 342 |
| 22.11.2000 Unley November (SA) | 5 | 414 | 340 |
| 16.09.2001 September (SA) | 6 | 261 | 306 |
| 09.03.2002 South Australian Championships (SA) | 11 | 385 | 442 |
| 25.05.2002 Northern Tournament (SA) | 5 | 304 | 352 |
| 16.11.2002 November (SA) | 1 | 347 | 358 |
| 08.03.2003 South Australian Championships (SA) | 8 | 387 | 276 |
| 20.07.2003 Hove (SA) | 5 | 329 | 374 |
| Head-to-head after 12 games | 6 | 6 | |
| Average score | 361.08 | 352.33 | |
| Spread: | 105 | -105 | |