| Tournament | Round | Khwanjai Thammaping | Kris Howat |
| 22.11.2009 Bentleigh09 (VIC) | 5 | 356 | 300 |
| 29.12.2009 DECATHON (VIC) | 4 | 378 | 308 |
| 28.02.2010 TEAM CHALLENGE (VIC) | 2 | 314 | 293 |
| 13.01.2013 Mornington (VIC) | 2 | 313 | 410 |
| 23.08.2015 Winter PMU (VIC) | 7 | 319 | 352 |
| 27.12.2016 Decathon (VIC) | 10 | 364 | 344 |
| 15.01.2017 bil rose aestival (VIC) | 3 | 408 | 303 |
| 29.12.2019 Decathon (VIC) | 2 | 339 | 394 |
| 08.04.2023 PLATE (VIC) | 16 | 339 | 333 |
| 10.06.2023 Victorian Champs (VIC) | 9 | 351 | 345 |
| 07.06.2025 40th Anniv Vic Champs (VIC) | 7 | 328 | 369 |
| 07.06.2025 40th Anniv Vic Champs (VIC) | 10 | 313 | 350 |
| Head-to-head after 12 games | 7 | 5 | |
| Average score | 343.5 | 341.75 | |
| Spread: | 21 | -21 | |