| Tournament | Round | Margaret Gibson | Judy Mansfield |
| 11.03.2018 SA Championship (SA) | 8 | 320 | 538 |
| 29.09.2019 Battle of the Sexes (SA) | 1 | 382 | 387 |
| 27.12.2019 SA Xmas Leftovers (SA) | 1 | 362 | 328 |
| 02.08.2020 SA August (SA) | 3 | 312 | 374 |
| 06.09.2020 SA September (SA) | 5 | 411 | 291 |
| 27.12.2020 Xmas Leftovers (SA) | 3 | 464 | 407 |
| 25.09.2021 Pub Scrabble Sept (SA) | 3 | 357 | 309 |
| Head-to-head after 7 games | 4 | 3 | |
| Average score | 372.57 | 376.28 | |
| Spread: | -26 | 26 | |