| Tournament | Round | Rob Marotta | Khwanjai Thammaping |
| 21.04.2014 Australian Championship (NSW) | 7 | 371 | 355 |
| 06.04.2015 Australian Championship (VIC) | 13 | 423 | 290 |
| 28.03.2016 Australian Championship (SA) | 11 | 342 | 355 |
| 28.03.2016 Australian Championship (SA) | 21 | 368 | 327 |
| 22.04.2019 2019 Australian Championship (TAS) | 10 | 319 | 342 |
| 22.04.2019 2019 Australian Championship (TAS) | 19 | 322 | 372 |
| 08.04.2023 PLATE (VIC) | 6 | 348 | 403 |
| Head-to-head after 7 games | 3 | 4 | |
| Average score | 356.14 | 349.14 | |
| Spread: | 49 | -49 | |