| 20319 | YUAN, Lingxu James | Camberwell Grammar School | Canterbury | English as an Additional Language | 40 |
| 20320 | YUAN, Lingxu James | Camberwell Grammar School | Canterbury | Mathematical Methods (CAS) | 40 |
| 20321 | YUAN, Qi Mu | Melbourne Grammar School | Melbourne | Languages: Chinese First Language | 46 |
| 20322 | YUAN, Qi Mu | Melbourne Grammar School | Melbourne | Mathematical Methods (CAS) | 46 |
| 20323 | YUAN, Tiffany Sin Ting | Nossal High School | Berwick | English | 42 |
| 20324 | YUAN, Tiffany Sin Ting | Nossal High School | Berwick | Further Mathematics | 41 |
| 20325 | YUAN, Yihan | Haileybury Qingdao No 19 High School | Qingdao, China | Languages: Chinese First Language | 47 |
| 20326 | YUE, Gavin Ka Chun | Balwyn High School | Balwyn North | Further Mathematics | 44 |
| 20327 | YUE, Hong Xiang | Melbourne High School | South Yarra | Business Management | 43 |
| 20328 | YUE, Hong Xiang | Melbourne High School | South Yarra | Mathematical Methods (CAS) | 41 |
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| 20329 | YUE, Hong Xiang | Melbourne High School | South Yarra | English Language | 40 |
| 20330 | YUE, Qianqian | Haileybury Wuhan Foreign Language School | Wuhan, China | English as an Additional Language | 40 |
| 20331 | YUE, Qianqian | Haileybury Wuhan Foreign Language School | Wuhan, China | Languages: Chinese First Language | 40 |
| 20332 | YUE, Qianqian | Haileybury Wuhan Foreign Language School | Wuhan, China | Physics | 40 |
| 20333 | YUE, Wei | Victorian School of Languages | Thornbury | Languages: Chinese First Language | 48 |
| 20334 | YUE, Zihan | Strathmore Secondary College | Strathmore | Languages: Chinese First Language | 50 |
| 20335 | YUEN, Jonathan | Camberwell Grammar School | Canterbury | Mathematical Methods (CAS) | 43 |
| 20336 | YUN, Danna | Presbyterian Ladies College | Burwood | Music Performance | 50 |
| 20337 | YUN, Doo Young | McKinnon Secondary College | McKinnon | Biology | 48 |
| 20338 | YUN, Doo Young | McKinnon Secondary College | McKinnon | Mathematical Methods (CAS) | 45 |
| 20339 | YUNG, Wai In Christie | Fintona Girls School | Balwyn | English as an Additional Language | 46 |
| 20340 | YUNG, Wai In Christie | Fintona Girls School | Balwyn | Mathematical Methods (CAS) | 42 |
| 20341 | YUNG, Wai In Christie | Fintona Girls School | Balwyn | Chemistry | 40 |
| 20342 | YUNG, Wai In Christie | Fintona Girls School | Balwyn | Physics | 40 |
| 20343 | YUONG, Daniel | Melbourne High School | South Yarra | English | 42 |
| 20344 | YUVARAJ, Jeremy Arjun | Nossal High School | Berwick | History: Revolutions | 41 |
| 20345 | ZAATHANG, Ruth Sui Tin Rem | Braybrook College | Braybrook | Psychology | 42 |
| 20346 | ZABIR, Farhan | Suzanne Cory High School | Werribee | Further Mathematics | 47 |
| 20347 | ZABIR, Farhan | Suzanne Cory High School | Werribee | Chemistry | 40 |
| 20348 | ZABIR, Farhan | Suzanne Cory High School | Werribee | English | 40 |
| 20349 | ZACCARI, Azelie Therese | St Thomas Aquinas College | Tynong | Geography | 40 |
| 20350 | ZAFAR, Ellaha | Mentone Girls Secondary College | Mentone | English | 40 |
| 20351 | ZAFIROPOULOS, Joanna | Brunswick Secondary College | Brunswick | English | 40 |
| 20352 | ZAFIROPOULOS, Panagiota | Santa Maria College | Northcote | Media | 43 |
| 20353 | ZAFRA, Reginald Shaun | Simonds Catholic College | Fitzroy North | Further Mathematics | 41 |
| 20354 | ZAGAME, James Phillip | Scotch College | Hawthorn | Chemistry | 45 |
| 20355 | ZAGAME, James Phillip | Scotch College | Hawthorn | Economics | 44 |
| 20356 | ZAGAME, James Phillip | Scotch College | Hawthorn | English Language | 40 |
| 20357 | ZAGHLOOL, Kareem El-Deen | Melbourne High School | South Yarra | Biology | 41 |
| 20358 | ZAGON, Chanel | Our Lady of Sion College | Box Hill | Media | 44 |
| 20359 | ZAGON, Chanel | Our Lady of Sion College | Box Hill | English | 40 |
| 20360 | ZAHARIS, Samuel | Kew High School | Kew East | Further Mathematics | 46 |
| 20361 | ZAHARIS, Victoria Lisa | Westbourne Grammar School | Truganina | English | 40 |
| 20362 | ZAHARIS, Victoria Lisa | Westbourne Grammar School | Truganina | Legal Studies | 40 |
| 20363 | ZAHID, Esha | MacRobertson Girls High School | Melbourne | English as an Additional Language | 47 |
| 20364 | ZAHID, Esha | MacRobertson Girls High School | Melbourne | Accounting | 43 |
| 20365 | ZAHRA, Emily Lucy | St Michaels Grammar School | St Kilda | History: Revolutions | 40 |
| 20366 | ZAJAC, Jazmin Lee | Diamond Valley College | Diamond Creek | English | 40 |
| 20367 | ZAKHARI, Isaac George | John Monash Science School | Clayton | Physics | 40 |
| 20368 | ZAKHOUR, Jasmine Mary | Antonine College Senior Campus | Pascoe Vale South | Studio Arts | 44 |