| Tournament | Round | Robin Duncan | Rene Chelton |
| 17.04.1999 Central Coast - Wyong (NSW) | 3 | 396 | 403 |
| 05.06.1999 Wollongong Marj Babb (NSW) | 6 | 341 | 401 |
| 05.07.2003 Chatswood (NSW) | 2 | 451 | 446 |
| 29.10.2005 Sydney Club Silver Jubilee (NSW) | 2 | 306 | 407 |
| 27.10.2007 Sydney (NSW) | 1 | 387 | 363 |
| Head-to-head after 5 games | 2 | 3 | |
| Average score | 376.2 | 404 | |
| Spread: | -139 | 139 | |