| Tournament | Round | Garth van Vliet | Peter Kougi |
| 09.04.2012 Australian Championship (TAS) | 9 | 386 | 440 |
| 27.01.2014 City of Sydney International Masters (NSW) | 8 | 407 | 379 |
| 27.01.2014 City of Sydney International Masters (NSW) | 21 | 244 | 653 |
| 05.10.2015 NSW Championships (NSW) | 12 | 468 | 396 |
| 05.10.2015 NSW Championships (NSW) | 22 | 295 | 514 |
| 03.04.2021 OZ CHAMPS (NSW) | 7 | 402 | 559 |
| Head-to-head after 6 games | 2 | 4 | |
| Average score | 367 | 490.16 | |
| Spread: | -739 | 739 | |