| Tournament | Round | Margaret Gibson | Betty Mitchell |
| 18.11.2001 SA/Victoria Border Challenge (VIC) | 8 | 305 | 381 |
| 13.01.2002 January Open (SA) | 3 | 370 | 363 |
| 07.11.2002 September (SA) | 3 | 445 | 334 |
| 22.05.2011 SA May (SA) | 2 | 370 | 344 |
| 05.05.2012 SA MAY (SA) | 4 | 369 | 274 |
| 23.01.2016 4-4-4 Tournament (SA) | 1 | 353 | 392 |
| Head-to-head after 6 games | 4 | 2 | |
| Average score | 368.66 | 348 | |
| Spread: | 124 | -124 | |