| 21598 | Zsori, Christina | MacKillop Catholic Regional College | Werribee | Visual Communication Design | 44 |
| 21599 | Zuasola, Vivienne | Loyola College | Watsonia | English | 41 |
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| 21600 | Zuccala, Andrew | Ivanhoe Grammar School Ridgeway | Ivanhoe | Biology | 40 |
| 21601 | Zucchet, Christopher | St Monicas College | Epping | Further Mathematics | 47 |
| 21602 | Zukerman, Darin | Bialik College | Hawthorn | Mathematical Methods | 45 |
| 21603 | Zumbo, Michael | Buckley Park College | Essendon | Visual Communication Design | 41 |
| 21604 | Zwier, Rosa | Leibler Yavneh College | Elsternwick | Biology | 40 |
| 21605 | Zwierlein, Raenie | St Pauls Anglican Grammar School | Warragul | Health and Human Development | 42 |
| 21606 | Zwierlein, Raenie | St Pauls Anglican Grammar School | Warragul | Psychology | 41 |
| 21607 | Zygorodimos, Matthew | McKinnon Secondary College | McKinnon | Chemistry | 50 |
| 21608 | Zygorodimos, Matthew | McKinnon Secondary College | McKinnon | Physics | 48 |
| 21609 | Zygorodimos, Matthew | McKinnon Secondary College | McKinnon | Specialist Mathematics | 47 |
| 21610 | Zygorodimos, Matthew | McKinnon Secondary College | McKinnon | English | 44 |