| Tournament | Round | Helen Hynes | Zina Costanzo |
| 14.06.2004 Victorian Championships (VIC) | 10 | 390 | 415 |
| 13.05.2006 MAYDAY & NIGHT (VIC) | 1 | 387 | 417 |
| 23.07.2006 Midwinter (VIC) | 1 | 335 | 454 |
| 21.01.2007 AESTIVAL FESTIVAL 2007 (VIC) | 2 | 386 | 428 |
| Head-to-head after 4 games | 0 | 4 | |
| Average score | 374.5 | 428.5 | |
| Spread: | -216 | 216 | |