| 18100 | Zagari, Fynn Anthony | St Bernards College | Essendon | English | 48 |
| 18101 | Zahid, Ahmed | Glen Waverley Secondary College | Glen Waverley | Software Development | 40 |
| 18102 | Zahra, Anton | Catholic Regional College Sydenham | Sydenham | Outdoor and Environmental Studies | 40 |
| 18103 | Zahra, Ashlen Holly | Assumption College | Kilmore | Physical Education | 40 |
| 18104 | Zahra, Audrey Clare | Williamstown High School | Williamstown | English Language | 40 |
| 18105 | Zahra, Monique | Mentone Grammar School | Mentone | Psychology | 40 |
| 18106 | Zahra, Sienna Isabella | Penleigh and Essendon Grammar School | Keilor East | Economics | 43 |
| 18107 | Zahra, Sienna Isabella | Penleigh and Essendon Grammar School | Keilor East | Psychology | 42 |
| 18108 | Zahraman, Ahmed | Sirius College Meadow Fair Campus | Broadmeadows | Further Mathematics | 43 |
| 18109 | Zaikos, Jack Arthur Black-El | Brighton Grammar School | Brighton | Further Mathematics | 40 |
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| 18110 | Zaks, Joshua David | Yeshivah College | St Kilda East | Religion and Society | 46 |
| 18111 | Zaks, Joshua David | Yeshivah College | St Kilda East | Further Mathematics | 44 |
| 18112 | Zaks, Joshua David | Yeshivah College | St Kilda East | English | 41 |
| 18113 | Zaks, Joshua David | Yeshivah College | St Kilda East | Accounting | 40 |
| 18114 | Zallmann, Emily | Mentone Grammar School | Mentone | Health and Human Development | 45 |
| 18115 | Zambelli, Ethan James | Glen Waverley Secondary College | Glen Waverley | Further Mathematics | 44 |
| 18116 | Zamfirescu, Marra Maria | Montmorency Secondary College | Montmorency | English | 41 |
| 18117 | Zamir, Talia | McKinnon Secondary College | McKinnon | English | 47 |
| 18118 | Zamir, Talia | McKinnon Secondary College | McKinnon | Biology | 40 |
| 18119 | Zammit, Jed | Mentone Grammar School | Mentone | Geography | 47 |
| 18120 | Zammit, Jed | Mentone Grammar School | Mentone | Biology | 40 |
| 18121 | Zampaglione, Carla Maria | Kilbreda College | Mentone | Art | 42 |
| 18122 | Zandes, Angeliki | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Legal Studies | 41 |
| 18123 | Zangari, Dominic | St Josephs College Geelong | Newtown | Business Management | 40 |
| 18124 | Zanker, Mafune William | Huntingtower School | Mount Waverley | Further Mathematics | 41 |
| 18125 | Zantuck, Emily | Caulfield Grammar School Caulfield | St Kilda East | English | 40 |
| 18126 | Zantuck, Rebecca Chelsea | Elisabeth Murdoch College | Langwarrin | Sport and Recreation (VCE VET) | 42 |
| 18127 | Zapanta, Madison-Rae | Mater Christi College | Belgrave | English Language | 41 |
| 18128 | Zapart, Izabella | Lakeview Senior College | Caroline Springs | Health and Human Development | 40 |
| 18129 | Zaph, Aaliyah Marie | Mordialloc College | Mordialloc | Health and Human Development | 50 |
| 18130 | Zaph, Aaliyah Marie | Mordialloc College | Mordialloc | English | 48 |
| 18131 | Zaph, Aaliyah Marie | Mordialloc College | Mordialloc | History: Revolutions | 45 |
| 18132 | Zaph, Aaliyah Marie | Mordialloc College | Mordialloc | Visual Communication Design | 40 |
| 18133 | Zappia, Keeley Jewel | Vermont Secondary College | Vermont | Biology | 44 |
| 18134 | Zappia, Keeley Jewel | Vermont Secondary College | Vermont | Literature | 42 |
| 18135 | Zappia, Keeley Jewel | Vermont Secondary College | Vermont | Studio Arts | 40 |
| 18136 | Zappia, Nathan Anthony | Robinvale College | Robinvale | Biology | 44 |
| 18137 | Zappia, Nathan Anthony | St Josephs College Mildura | Mildura | Dance | 43 |
| 18138 | Zappia, Nathan Anthony | Robinvale College | Robinvale | Chemistry | 40 |
| 18139 | Zappulla, Mia Rachel | Montmorency Secondary College | Montmorency | Outdoor and Environmental Studies | 50 |
| 18140 | Zathang, Mery Lin Sui Chin Par | Victorian School of Languages | Thornbury | Languages: Chin Hakha | 46 |
| 18141 | Zavqieva, Tamanno | Hume Anglican Grammar | Mickleham | Business Management | 48 |
| 18142 | Zavqieva, Tamanno | Hume Anglican Grammar | Mickleham | Health and Human Development | 46 |
| 18143 | Zavqieva, Tamanno | Hume Anglican Grammar | Mickleham | Further Mathematics | 41 |
| 18144 | Zavqieva, Tamanno | Hume Anglican Grammar | Mickleham | Literature | 41 |
| 18145 | Zayontz, Pia Debra | St Catherines School | Toorak | Studio Arts | 44 |
| 18146 | Zayontz, Pia Debra | St Catherines School | Toorak | English | 43 |
| 18147 | Zebic, Helena Gabriel | Keilor Downs College | Keilor Downs | Legal Studies | 40 |
| 18148 | Zeeshan, Dua | Beaconhills College Berwick | Berwick | Food Studies | 40 |
| 18149 | Zeino, Tarek | Lalor Secondary College | Lalor | Further Mathematics | 40 |