| Tournament | Round | Marge Roberts | Carol Crawford |
| 19.05.2019 Melville (WA) | 6 | 305 | 313 |
| 21.05.2023 Melville 2023 (WA) | 2 | 295 | 354 |
| 04.05.2025 Melville Tournament (WA) | 3 | 361 | 281 |
| 03.05.2026 Melville Divisional (WA) | 3 | 332 | 322 |
| Head-to-head after 4 games | 2 | 2 | |
| Average score | 323.25 | 317.5 | |
| Spread: | 23 | -23 | |