| Tournament | Round | David Petrovic | Marion Merickel |
| 20.04.2002 Beaumaris (TAS) | 7 | 327 | 367 |
| 29.10.2006 Tasmanian Championships (TAS) | 14 | 254 | 503 |
| 06.05.2007 East Coast (TAS) | 4 | 391 | 353 |
| 24.05.2014 East Coast Sat B (TAS) | 7 | 256 | 494 |
| 25.05.2014 East Coast Sun (TAS) | 4 | 345 | 425 |
| 29.05.2016 East Coast (TAS) | 1 | 320 | 483 |
| Head-to-head after 6 games | 1 | 5 | |
| Average score | 315.5 | 437.5 | |
| Spread: | -732 | 732 | |