| Tournament | Round | Gianna Devcic | Joyce McCombe |
| 20.01.2002 Aestival (VIC) | 2 | 244 | 368 |
| 04.07.2004 Nunawading (VIC) | 2 | 330 | 365 |
| 28.01.2007 Ballarat Summer (VIC) | 1 | 307 | 390 |
| 11.07.2010 Youth Fundraiser 2 (VIC) | 3 | 403 | 265 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 321 | 347 | |
| Spread: | -104 | 104 | |