| Tournament | Round | Garth van Vliet | Olga Visser |
| 29.01.2012 CITY OF SYDNEY MASTERS (NSW) | 16 | 290 | 496 |
| 16.06.2012 Wollongong WORDS Winter (NSW) | 4 | 401 | 382 |
| 26.08.2012 Qld Championships (QLD) | 14 | 424 | 433 |
| 01.10.2012 NSW Championships (NSW) | 16 | 394 | 386 |
| 14.10.2012 Runcorn PRR (QLD) | 3 | 455 | 410 |
| 14.10.2012 Runcorn PRR (QLD) | 4 | 414 | 443 |
| 14.10.2012 Runcorn PRR (QLD) | 9 | 531 | 314 |
| 14.10.2012 Runcorn PRR (QLD) | 10 | 423 | 367 |
| 28.01.2013 CITY OF SYDNEY MASTERS (NSW) | 24 | 373 | 404 |
| Head-to-head after 9 games | 5 | 4 | |
| Average score | 411.66 | 403.88 | |
| Spread: | 70 | -70 | |