| Tournament | Round | John Parker | Gianna Devcic |
| 27.06.2010 Trans Tasman Support (VIC) | 3 | 427 | 273 |
| 07.07.2013 World Youth Fundraiser (VIC) | 2 | 332 | 336 |
| 21.07.2013 Nunawading (VIC) | 7 | 373 | 265 |
| 30.03.2014 Nunawading (VIC) | 1 | 367 | 357 |
| Head-to-head after 4 games | 3 | 1 | |
| Average score | 374.75 | 307.75 | |
| Spread: | 268 | -268 | |