| Tournament | Round | Marge Roberts | Rhonda Reynish |
| 20.09.1998 Advanced Intermediate Recreation (WA) | 1 | 313 | 304 |
| 18.10.1998 Rockingham (WA) | 2 | 261 | 406 |
| 14.03.1999 Bunbury (WA) | 4 | 408 | 334 |
| 13.06.1999 Advanced Intermediate Recreation (WA) | 5 | 342 | 294 |
| 10.06.2001 Advanced Intermediate Recreation (WA) | 4 | 369 | 298 |
| 21.10.2001 Rockingham (WA) | 4 | 354 | 388 |
| 21.08.2016 COOGEE (WA) | 4 | 322 | 385 |
| 03.06.2019 WA Championship (WA) | 4 | 454 | 328 |
| 19.02.2023 February Bisection (WA) | 5 | 395 | 312 |
| 14.01.2024 January Open (WA) | 4 | 398 | 461 |
| 02.06.2024 WA State Championship (WA) | 8 | 312 | 359 |
| 02.06.2024 WA State Championship (WA) | 13 | 319 | 393 |
| 09.02.2025 February Bisection (WA) | 1 | 345 | 442 |
| 01.06.2025 WA Championship 2025 (WA) | 2 | 330 | 378 |
| 05.10.2025 October Bisection (WA) | 5 | 335 | 401 |
| Head-to-head after 15 games | 6 | 9 | |
| Average score | 350.46 | 365.53 | |