| Tournament | Round | Marj Miller | Carol Colwill |
| 14.07.2013 SA/Vic Border Challenge (SA) | 2 | 406 | 429 |
| 22.10.2017 SA/Vic Border Challenge (SA) | 2 | 356 | 443 |
| 24.11.2019 VicSA Border Challenge (SA) | 5 | 417 | 299 |
| Head-to-head after 3 games | 1 | 2 | |
| Average score | 393 | 390.33 | |
| Spread: | 8 | -8 | |