| Tournament | Round | Susan Roberts | Khwanjai Thammaping |
| 28.03.2016 Australian Championship (SA) | 19 | 384 | 342 |
| 22.10.2017 SA/Vic Border Challenge (SA) | 6 | 411 | 317 |
| 21.10.2018 VicSA Border Challenge (VIC) | 7 | 336 | 446 |
| Head-to-head after 3 games | 2 | 1 | |
| Average score | 377 | 368.33 | |
| Spread: | 26 | -26 | |