| 18401 | Zhu, Lin Xiao | Huntingtower School | Mount Waverley | Physics | 45 |
| 18402 | Zhu, Lin Xiao | Huntingtower School | Mount Waverley | Specialist Mathematics | 42 |
| 18403 | Zhu, Lingjun | Huntingtower School | Mount Waverley | Further Mathematics | 46 |
| 18404 | Zhu, Oscar Y L | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Music Performance | 44 |
| 18405 | Zhu, Qi Qing | Melbourne High School | South Yarra | Mathematical Methods | 48 |
| 18406 | Zhu, Qi Qing | Melbourne High School | South Yarra | Geography | 47 |
| 18407 | Zhu, Qi Qing | Melbourne High School | South Yarra | English Language | 45 |
| 18408 | Zhu, Qi Qing | Melbourne High School | South Yarra | Specialist Mathematics | 44 |
| 18409 | Zhu, Rui | Haileybury College | Keysborough | English | 41 |
| 18410 | Zhu, Rui | Haileybury College | Keysborough | Chemistry | 40 |
| 18411 | Zhu, Shuyi Bella | Yarra Valley Grammar School | Ringwood | Mathematical Methods | 45 |
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| 18412 | Zhu, Shuyi Bella | Yarra Valley Grammar School | Ringwood | Accounting | 40 |
| 18413 | Zhu, Shuyi Bella | Yarra Valley Grammar School | Ringwood | Specialist Mathematics | 40 |
| 18414 | Zhu, Xuanyi | Thomas Carr College Wenzhou No 21 Middle School | Wenzhou, China | Languages: Chinese First Language | 41 |
| 18415 | Zhu, Xuanyi | Thomas Carr College Wenzhou No 21 Middle School | Wenzhou, China | Mathematical Methods | 41 |
| 18416 | Zhu, Yantian August | Yarra Valley Grammar School | Ringwood | Further Mathematics | 42 |
| 18417 | Zhu, Yantian August | Yarra Valley Grammar School | Ringwood | Legal Studies | 42 |
| 18418 | Zhu, Yantian August | Yarra Valley Grammar School | Ringwood | English as an Additional Language | 40 |
| 18419 | Zhu, Yi Ming | Trinity Grammar School | Kew | Further Mathematics | 41 |
| 18420 | Zhu, Youyou | Toorak College | Mount Eliza | Visual Communication Design | 43 |
| 18421 | Zhu, Yuhang | Forest Hill College | Burwood East | English as an Additional Language | 40 |
| 18422 | Zhuang, Leo Rong Mian | Nossal High School | Berwick | Business Management | 43 |
| 18423 | Zhuang, Yuan | Ballarat Clarendon College | Ballarat | English | 47 |
| 18424 | Zhuo, Ziyi | Mount Waverley Secondary College | Mount Waverley | Mathematical Methods | 47 |
| 18425 | Zhuo, Ziyi | Mount Waverley Secondary College | Mount Waverley | Specialist Mathematics | 43 |
| 18426 | Zhuo, Ziyi | Mount Waverley Secondary College | Mount Waverley | English as an Additional Language | 41 |
| 18427 | Zia, Christina | St Columbas College | Essendon | Business Management | 47 |
| 18428 | Zia, Yoael | Parade College | Bundoora | English | 43 |
| 18429 | Zia, Yoael | Parade College | Bundoora | Psychology | 43 |
| 18430 | Zia, Yoael | Parade College | Bundoora | Literature | 40 |
| 18431 | Zicman, Maxwell | Xavier College | Kew | Physical Education | 41 |
| 18432 | Ziegler, Stefanie | Catholic Regional College Sydenham | Sydenham | Media | 40 |
| 18433 | Ziguras, Zoe Allegra | The King David School | Armadale | Religion and Society | 40 |
| 18434 | Zimmerman, Maya Olivia | St Leonards College | Brighton East | Psychology | 40 |
| 18435 | Zimmermann, Luke Oliver | Carey Baptist Grammar School | Kew | Physics | 42 |
| 18436 | Zimmermann, Luke Oliver | Carey Baptist Grammar School | Kew | Business Management | 41 |
| 18437 | Zizic, Tahlia | Mary MacKillop Catholic College | Leongatha | Biology | 48 |
| 18438 | Zizic, Tahlia | Mary MacKillop Catholic College | Leongatha | Physics | 40 |
| 18439 | Zlatic, Minja | McKinnon Secondary College | McKinnon | Further Mathematics | 41 |
| 18440 | Zoch, Jonah Samuel | Bendigo Senior Secondary College | Bendigo | Music Investigation | 49 |
| 18441 | Zoch, Jonah Samuel | Bendigo Senior Secondary College | Bendigo | Legal Studies | 40 |
| 18442 | Zong, Jessica | Nossal High School | Berwick | Accounting | 41 |
| 18443 | Zong, Jessica | Nossal High School | Berwick | English Language | 40 |
| 18444 | Zou, Alice | Lowther Hall Anglican Grammar School | Essendon | Mathematical Methods | 41 |
| 18445 | Zou, Daniel | Scotch College | Hawthorn | Mathematical Methods | 46 |
| 18446 | Zou, Ting | Firbank Grammar School Suzhou International Foreign Language School | Suzhou, China | Further Mathematics | 43 |
| 18447 | Zubcic, Jessica | Mary MacKillop Catholic College | Leongatha | Economics | 43 |
| 18448 | Zubcic, Jessica | Mary MacKillop Catholic College | Leongatha | Psychology | 41 |
| 18449 | Zuccala, Callum Francis | Xavier College | Kew | Further Mathematics | 44 |
| 18450 | Zuell, Evony Dejay | Greensborough Secondary College | Greensborough | Further Mathematics | 41 |
| 18451 | Zuk, Isobel Margaret | Kilvington Grammar School | Ormond | English | 43 |
| 18452 | Zuluaga- Calderon, Juan | Waverley Christian College Narre Warren South | Narre Warren South | Health and Human Development | 42 |
| 18453 | Zulumovski, Marcus James | St Josephs College Geelong | Newtown | Product Design and Technology | 40 |
| 18454 | Zwag, Amie Johanna | Virtual School Victoria | Thornbury | Music Style and Composition | 41 |
| 18455 | Zwag, Amie Johanna | Waverley Christian College Wantirna South | Wantirna South | English | 40 |
| 18456 | Zweck, Grace Olivia | Victory Lutheran College | Wodonga | Business Management | 40 |