| Tournament | Round | Christine O'Neill | Sandra Elliott |
| 30.05.2015 Central Coast (NSW) | 3 | 362 | 361 |
| 25.02.2018 Empire Bay (1) (NSW) | 1 | 286 | 353 |
| 02.06.2018 Central Coast (NSW) | 4 | 340 | 362 |
| 23.05.2021 EmpireBayMay (NSW) | 2 | 293 | 365 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 320.25 | 360.25 | |
| Spread: | -160 | 160 | |