| Tournament | Round | Marg Harris-Walker | Sue Gergelifi |
| 06.10.2014 NSW Championships (NSW) | 8 | 308 | 401 |
| 05.10.2015 NSW Championships (NSW) | 8 | 388 | 336 |
| 03.10.2016 NSW Championships (NSW) | 3 | 334 | 353 |
| 02.10.2017 NSW CHAMPS (NSW) | 6 | 347 | 380 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 344.25 | 367.5 | |
| Spread: | -93 | 93 | |