| Date | Tournament | State | Round | Jenny Coetzee | Marge Roberts |
|---|---|---|---|---|---|
| 15/03/1998 | Bunbury | WA | 3 | 358 | 233 |
| 13/06/1999 | Advanced Intermediate Recreation | WA | 4 | 322 | 318 |
| 17/10/1999 | Rockingham | WA | 6 | 370 | 360 |
| 27/03/2000 | Nedlands | WA | 1 | 401 | 428 |
| 24/09/2005 | Manjimup Maximin | WA | 4 | 390 | 314 |
| 30/09/2007 | Pinjarra | WA | 5 | 388 | 364 |
| 02/10/2011 | October Open | WA | 5 | 346 | 342 |
| 03/06/2013 | WA Championship | WA | 8 | 323 | 370 |
| 03/06/2013 | WA Championship | WA | 13 | 360 | 286 |
| 25/08/2013 | Rockingham | WA | 3 | 407 | 395 |
| 21/05/2017 | Melville | WA | 3 | 322 | 277 |
| 08/10/2017 | Rockingham | WA | 7 | 339 | 368 |
| 19/08/2018 | COOGEE | WA | 1 | 349 | 376 |
| 19/05/2019 | Melville | WA | 3 | 343 | 326 |
| 22/01/2023 | January Open | WA | 7 | 248 | 377 |
| 19/03/2023 | March Round Robin | WA | 3 | 290 | 428 |
| 10/09/2023 | Bassendean 2023 | WA | 1 | 395 | 314 |
| 08/10/2023 | October Round Robin | WA | 5 | 340 | 302 |
| 08/10/2023 | October Round Robin | WA | 6 | 271 | 387 |
| 10/12/2023 | Graham Bell Memorial | WA | 5 | 284 | 368 |
| 14/01/2024 | January Open | WA | 6 | 316 | 342 |
| 10/03/2024 | March Trisection | WA | 3 | 439 | 356 |
| 10/03/2024 | March Trisection | WA | 5 | 338 | 336 |
| 15/09/2024 | Bassendean 2024 | WA | 1 | 214 | 356 |
| 06/10/2024 | October Bisection | WA | 1 | 357 | 318 |
| 08/12/2024 | Graham Bell Memorial | WA | 2 | 361 | 424 |
| 12/01/2025 | January Open | WA | 7 | 262 | 382 |
| 09/02/2025 | February Bisection | WA | 7 | 305 | 383 |
| 17/08/2025 | Bassendean 2025 | WA | 5 | 326 | 373 |
| 14/09/2025 | Glenys Lawrie Memorial | WA | 5 | 335 | 318 |
| 09/11/2025 | November Bisection | WA | 4 | 222 | 365 |
| 07/12/2025 | Graham Bell Memorial | WA | 5 | 385 | 373 |
| Head-to-head after 32 games | 17 | 15 | |||
| Average score | 334.56 | 351.84 | |||
| Spread | -553 | 553 | |||