| Tournament | Round | Margaret Bishop | Betty Foreman |
| 21.04.2003 Australian Championships (SA) | 6 | 420 | 313 |
| 09.04.2007 Australian Championships (NSW) | 11 | 297 | 411 |
| 04.03.2018 Ross March (TAS) | 1 | 388 | 380 |
| 02.04.2018 2018 National Championship (ACT) | 11 | 340 | 283 |
| 27.05.2018 BELL WINTER (TAS) | 9 | 309 | 397 |
| 24.06.2018 Kingston June (TAS) | 6 | 410 | 349 |
| 21.07.2018 Ross July (TAS) | 1 | 329 | 391 |
| 18.08.2018 Howrah (TAS) | 1 | 487 | 350 |
| 03.02.2019 Ulverstone (TAS) | 2 | 384 | 426 |
| 25.05.2019 Ross Winter (TAS) | 3 | 439 | 371 |
| 09.06.2019 Kingston (TAS) | 2 | 341 | 319 |
| 19.09.2019 Bellerive Night (TAS) | 1 | 457 | 261 |
| 03.11.2019 Tasmanian Champs 2019 (TAS) | 4 | 405 | 350 |
| 03.11.2019 Tasmanian Champs 2019 (TAS) | 13 | 308 | 312 |
| 02.02.2020 ulverstone (TAS) | 2 | 474 | 264 |
| 15.03.2020 Kingston (TAS) | 2 | 411 | 421 |
| 20.06.2020 Belljun (TAS) | 2 | 381 | 278 |
| 20.06.2020 Belljun (TAS) | 9 | 498 | 304 |
| 01.11.2020 Tasmanian Championship (TAS) | 14 | 373 | 300 |
| 20.03.2021 Ross March (TAS) | 4 | 369 | 416 |
| 15.05.2021 SH (TAS) | 9 | 330 | 322 |
| 06.06.2021 Bel Winter (TAS) | 7 | 384 | 270 |
| Head-to-head after 22 games | 15 | 7 | |
| Average score | 387.9 | 340.36 | |
| Spread: | 1046 | -1046 | |