| Date | Tournament | State | Round | Geoff Shepheard | Marge Roberts |
|---|---|---|---|---|---|
| 22/01/2023 | January Open | WA | 1 | 394 | 287 |
| 10/12/2023 | Graham Bell Memorial | WA | 1 | 343 | 354 |
| 02/06/2024 | WA State Championship | WA | 5 | 407 | 356 |
| 08/12/2024 | Graham Bell Memorial | WA | 3 | 370 | 371 |
| 19/04/2026 | Joy Deans Memorial | WA | 1 | 388 | 273 |
| Head-to-head after 5 games | 3 | 2 | |||
| Average score | 380.40 | 328.20 | |||
| Spread | 261 | -261 | |||