| Tournament | Round | Betty Keese | Marlene Brown |
| 20.11.2005 November (SA) | 5 | 449 | 347 |
| 22.07.2007 SA July Tournament (SA) | 1 | 351 | 387 |
| 22.06.2008 SA June Tournament (SA) | 4 | 306 | 249 |
| 30.01.2011 January Pub Tourney (SA) | 5 | 397 | 237 |
| 23.10.2011 SA October (SA) | 3 | 326 | 361 |
| 09.07.2016 AGM July Tourney (SA) | 6 | 331 | 315 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 360 | 316 | |
| Spread: | 264 | -264 | |