| 18951 | Zakary, David | Mazenod College | Mulgrave | Religion and Society | 42 |
| 18952 | Zakeer, Sarah Fathima Nizam | Victorian Tamil Association | Glen Waverley | Languages: Tamil | 50 |
| 18953 | Zaks, Joshua David | Yeshivah College | St Kilda East | Legal Studies | 45 |
| 18954 | Zaman, Faiyaz | Melbourne High School | South Yarra | English | 41 |
| 18955 | Zaman, Nailah Suha | Suzanne Cory High School | Werribee | Food Studies | 48 |
| 18956 | Zaman, Nailah Suha | Suzanne Cory High School | Werribee | Business Management | 41 |
| 18957 | Zambelli, Ethan James | Glen Waverley Secondary College | Glen Waverley | Accounting | 41 |
| 18958 | Zambelli, Joseph James | Ballarat Clarendon College | Ballarat | English | 40 |
| 18959 | Zambelli, Joseph James | Ballarat Clarendon College | Ballarat | Sport and Recreation (VCE VET) | 40 |
| 18960 | Zamir, Talia | McKinnon Secondary College | McKinnon | Geography | 46 |
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| 18961 | Zamir, Talia | McKinnon Secondary College | McKinnon | Psychology | 42 |
| 18962 | Zammit, Kiara | Montmorency Secondary College | Montmorency | English | 41 |
| 18963 | Zampaglione, Carla Maria | Kilbreda College | Mentone | Biology | 40 |
| 18964 | Zanardo, Jarrod | St Josephs College Geelong | Newtown | Physics | 47 |
| 18965 | Zanardo, Jarrod | St Josephs College Geelong | Newtown | English | 41 |
| 18966 | Zanardo, Jarrod | St Josephs College Geelong | Newtown | Specialist Mathematics | 41 |
| 18967 | Zangalis, Tessa Ozols | Firbank Grammar School | Brighton | Legal Studies | 45 |
| 18968 | Zangalis, Tessa Ozols | Firbank Grammar School | Brighton | Chemistry | 40 |
| 18969 | Zantomio, Amelia | Mercy College | Coburg | Health and Human Development | 44 |
| 18970 | Zapanta, Madison-Rae | Mater Christi College | Belgrave | Biology | 47 |
| 18971 | Zaph, Aaliyah Marie | Mordialloc College | Mordialloc | Psychology | 46 |
| 18972 | Zaph, Aaliyah Marie | Mordialloc College | Mordialloc | Media | 44 |
| 18973 | Zappia, Keeley Jewel | Vermont Secondary College | Vermont | Psychology | 44 |
| 18974 | Zappia, Nathan Anthony | Robinvale College | Robinvale | Psychology | 47 |
| 18975 | Zawa, Molly Rose | Caulfield Grammar School Caulfield | St Kilda East | English Language | 43 |
| 18976 | Zawa, Molly Rose | Caulfield Grammar School Caulfield | St Kilda East | History: Revolutions | 43 |
| 18977 | Zaya, Martin | Penleigh and Essendon Grammar School | Keilor East | Further Mathematics | 50 |
| 18978 | Zaya, Martin | Penleigh and Essendon Grammar School | Keilor East | Psychology | 41 |
| 18979 | Zaya, Martin | Penleigh and Essendon Grammar School | Keilor East | Mathematical Methods | 40 |
| 18980 | Zayontz, Sara Violet | St Catherines School | Toorak | English | 45 |
| 18981 | Zdilar, Marcus Matthew | St Kevins College | Toorak | Ancient History | 45 |
| 18982 | Zdilar, Marcus Matthew | St Kevins College | Toorak | English | 45 |
| 18983 | Zdilar, Marcus Matthew | St Kevins College | Toorak | Legal Studies | 42 |
| 18984 | Zehavi, Tamar | McKinnon Secondary College | McKinnon | English as an Additional Language | 43 |
| 18985 | Zeimbekis, Madison | Santa Maria College | Northcote | Business Management | 42 |
| 18986 | Zeimbekis, Madison | Santa Maria College | Northcote | Psychology | 40 |
| 18987 | Zelig, Saar Israel | Leibler Yavneh College | Elsternwick | Languages: Hebrew | 40 |
| 18988 | Zelwer, Gil | Leibler Yavneh College | Elsternwick | English | 45 |
| 18989 | Zelwer, Gil | Leibler Yavneh College | Elsternwick | Religion and Society | 42 |
| 18990 | Zelwer, Gil | Leibler Yavneh College | Elsternwick | Music Performance | 40 |
| 18991 | Zen, Arthur Gwan Bo | Melbourne High School | South Yarra | Visual Communication Design | 45 |
| 18992 | Zen, Arthur Gwan Bo | Melbourne High School | South Yarra | English | 40 |
| 18993 | Zeng, Alice Leyi | MacRobertson Girls High School | Melbourne | Languages: Japanese Second Language | 40 |
| 18994 | Zeng, Jason | Parade College | Bundoora | Biology | 40 |
| 18995 | Zeng, Jessica Kit Mun | St Aloysius College | North Melbourne | Further Mathematics | 43 |
| 18996 | Zeng, Shuhan | Camberwell Girls Grammar School | Canterbury | Languages: Chinese First Language | 48 |
| 18997 | Zeng, Shuhan | Camberwell Girls Grammar School | Canterbury | Mathematical Methods | 46 |
| 18998 | Zeng, Zifan | John Monash Science School | Clayton | Physics | 50 |
| 18999 | Zeng, Zifan | John Monash Science School | Clayton | Mathematical Methods | 47 |
| 19000 | Zenou, Oliver Hans Albert | Sandringham College | Sandringham | English as an Additional Language | 40 |