| Tournament | Round | Khwanjai Thammaping | Sylvia Galloway |
| 11.06.2007 Victorian Championships (VIC) | 8 | 342 | 388 |
| 11.06.2007 Victorian Championships (VIC) | 24 | 351 | 316 |
| 07.06.2008 VIC CHAMPS (VIC) | 2 | 419 | 304 |
| 07.06.2008 VIC CHAMPS (VIC) | 17 | 264 | 388 |
| 09.06.2014 Vic Champs (VIC) | 21 | 414 | 318 |
| 23.11.2014 Vic AGM TOURNAMENT (VIC) | 2 | 452 | 368 |
| 23.08.2015 Winter PMU (VIC) | 4 | 354 | 375 |
| 30.12.2018 DECATHON (VIC) | 1 | 410 | 309 |
| 12.06.2022 VIC CHAMP 22 (VIC) | 8 | 392 | 297 |
| Head-to-head after 9 games | 6 | 3 | |
| Average score | 377.55 | 340.33 | |
| Spread: | 335 | -335 | |