| 21014 | Zlatic, Courtney | Northcote High School | Northcote | English | 40 |
| 21015 | Zocco, Daniel | St Kevins College | Toorak | Legal Studies | 41 |
| 21016 | Zoccoli, Maria | Mercy College | Coburg | Design and Technology | 42 |
| 21017 | Zoch, Jessica | Pascoe Vale Girls Secondary College | Pascoe Vale | English | 42 |
| 21018 | Zoch, Jessica | Pascoe Vale Girls Secondary College | Pascoe Vale | Media | 40 |
| 21019 | Zoljan, Stevan | Lyndhurst Secondary College | Cranbourne | Further Mathematics | 49 |
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| 21020 | Zosens, Akira | Box Hill Senior Secondary College | Mont Albert North | Design and Technology | 45 |
| 21021 | Zosens, Akira | Box Hill Senior Secondary College | Mont Albert North | Studio Arts | 45 |
| 21022 | Zotov, Paul | Melbourne Grammar School | Melbourne | Chemistry | 46 |
| 21023 | Zotov, Paul | Melbourne Grammar School | Melbourne | Physics | 46 |
| 21024 | Zotov, Paul | Melbourne Grammar School | Melbourne | English | 44 |
| 21025 | Zou, Michael | Haileybury College | Keysborough | Mathematical Methods | 44 |
| 21026 | Zou, Peishan | Balwyn High School | Balwyn North | Chemistry | 45 |
| 21027 | Zou, Peishan | Balwyn High School | Balwyn North | English Language | 42 |
| 21028 | Zou, Peishan | Balwyn High School | Balwyn North | Mathematical Methods | 40 |
| 21029 | Zoumbilis, Adriana | St Columbas College | Essendon | English | 40 |
| 21030 | Zuccolo, Ashleigh | Norwood Secondary College | Ringwood | English | 43 |
| 21031 | Zuidema, Lauren | South Coast Christian College | Leongatha | English | 41 |
| 21032 | Zumkley, Pierre-Philip | Mount Eliza Secondary College | Mount Eliza | Outdoor and Environmental Studies | 44 |
| 21033 | Zumkley, Pierre-Philip | Mount Eliza Secondary College | Mount Eliza | Biology | 40 |
| 21034 | Zurek, Cassie | Northcote High School | Northcote | Design and Technology | 42 |
| 21035 | Zygadlo, Robert | Penleigh and Essendon Grammar School | Keilor East | Further Mathematics | 45 |
| 21036 | Zygadlo, Robert | Penleigh and Essendon Grammar School | Keilor East | Chemistry | 42 |
| 21037 | Zygadlo, Robert | Penleigh and Essendon Grammar School | Keilor East | Physics | 42 |
| 21038 | Zygadlo, Robert | Penleigh and Essendon Grammar School | Keilor East | Mathematical Methods | 40 |
| 21039 | Zylberberg, Catalina | St Leonards College | Brighton East | Philosophy | 43 |
| 21040 | Zylberberg, Catalina | St Leonards College | Brighton East | Chemistry | 40 |
| 21041 | Zylberberg, Catalina | St Leonards College | Brighton East | English | 40 |
| 21042 | Zylberberg, Catalina | St Leonards College | Brighton East | Mathematical Methods | 40 |
| 21043 | Zylberman, Dvora | The King David School | Armadale | Religion and Society | 44 |
| 21044 | Zylberman, Dvora | The King David School | Armadale | Psychology | 40 |
| 21045 | Zyngier, Talia | MacRobertson Girls High School | Melbourne | Psychology | 48 |
| 21046 | Zyngier, Talia | MacRobertson Girls High School | Melbourne | English | 42 |
| 21047 | Zyngier, Talia | MacRobertson Girls High School | Melbourne | Drama | 41 |