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