| 18479 | Yousuf, Muna | Werribee Secondary College | Werribee | Health and Human Development | 40 |
| 18480 | Ypatidis, Desiree Carolina | Frankston High School | Frankston | Health and Human Development | 42 |
| 18481 | Ypatidis, Desiree Carolina | Frankston High School | Frankston | General Mathematics | 41 |
| 18482 | Ypinazar, Ava Fanchon | Prahran High School | Windsor | Theatre Studies | 40 |
| 18483 | Ypinazar, Lily Mae | Prahran High School | Windsor | Business Management | 40 |
| 18484 | Yte, Rafaela Marie | St Francis Xavier College | Beaconsfield | English | 44 |
| 18485 | Yte, Rafaela Marie | St Francis Xavier College | Beaconsfield | Health and Human Development | 44 |
| 18486 | Yte, Rafaela Marie | St Francis Xavier College | Beaconsfield | Physical Education | 42 |
| 18487 | Yu, Eliza Maxine | Ballarat High School | Ballarat | General Mathematics | 47 |
| 18488 | Yu, Emilie | Mentone Girls Grammar School | Mentone | Biology | 40 |
| |
|||||
| 18489 | Yu, Eric | Melbourne High School | South Yarra | Mathematical Methods | 44 |
| 18490 | Yu, Eric | Melbourne High School | South Yarra | Specialist Mathematics | 43 |
| 18491 | Yu, Eric | Melbourne High School | South Yarra | English | 41 |
| 18492 | Yu, Ethan Chun-Yeung | Glen Waverley Secondary College | Glen Waverley | Physics | 40 |
| 18493 | Yu, Jiatong | Firbank Grammar School Suzhou International Foreign Language School | Suzhou, China | General Mathematics | 44 |
| 18494 | Yu, Kaya | Victorian School of Languages | Thornbury | Languages: Japanese Second Language | 43 |
| 18495 | Yu, Le | Balwyn High School | Balwyn North | General Mathematics | 42 |
| 18496 | Yu, Oliver | The Geelong College | Newtown | English | 40 |
| 18497 | Yu, Olivia Frances | Mentone Girls Grammar School | Mentone | Creative and Digital Media (VCE VET) | 40 |
| 18498 | Yu, Selina | Gleneagles Secondary College | Endeavour Hills | Biology | 40 |
| 18499 | Yu, Xiaochen | Glen Waverley Secondary College | Glen Waverley | Languages: Chinese Second Language Advanced | 45 |
| 18500 | Yu, Xiaochen | Glen Waverley Secondary College | Glen Waverley | Biology | 40 |
| 18501 | Yu, Xin Di | Ivanhoe Girls Grammar School | Ivanhoe | Biology | 40 |
| 18502 | Yu, Xin Yi | Korowa Anglican Girls School | Glen Iris | Mathematical Methods | 40 |
| 18503 | Yu, Yue | Fintona Girls School | Balwyn | Biology | 41 |
| 18504 | Yu, Yue | Fintona Girls School | Balwyn | Chemistry | 41 |
| 18505 | Yu, Zhaozhi | Haileybury College Tianjin Campus | Tianjin, China | Languages: Chinese First Language | 45 |
| 18506 | Yu, Zihang | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Mathematical Methods | 42 |
| 18507 | Yu, Ziyun | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Mathematical Methods | 42 |
| 18508 | Yu, Zongyao | Haileybury College Tianjin Campus | Tianjin, China | Languages: Chinese First Language | 46 |
| 18509 | Yuan, Ada | University High School | Parkville | Biology | 43 |
| 18510 | Yuan, Chloe | MacRobertson Girls High School | Melbourne | Psychology | 40 |
| 18511 | Yuan, Larry Xiaodi | Melbourne High School | South Yarra | Mathematical Methods | 45 |
| 18512 | Yuan, Larry Xiaodi | Melbourne High School | South Yarra | Specialist Mathematics | 43 |
| 18513 | Yuan, Luke | Penleigh and Essendon Grammar School | Keilor East | English | 46 |
| 18514 | Yuan, Luke | Penleigh and Essendon Grammar School | Keilor East | Mathematical Methods | 43 |
| 18515 | Yuan, Luke | Penleigh and Essendon Grammar School | Keilor East | Chemistry | 42 |
| 18516 | Yuan, Luke | Penleigh and Essendon Grammar School | Keilor East | Specialist Mathematics | 41 |
| 18517 | Yuanjit, Mahlee Rose | Ballarat Clarendon College | Ballarat | Dance (VCE VET) | 42 |
| 18518 | Yudko, Davyd | Melbourne High School | South Yarra | Mathematical Methods | 41 |
| 18519 | Yuen, Skylar Wing Yan | McKinnon Secondary College | McKinnon | Biology | 42 |
| 18520 | Yuen, Skylar Wing Yan | McKinnon Secondary College | McKinnon | Mathematical Methods | 40 |
| 18521 | Yung, Kelly | Nossal High School | Berwick | Health and Human Development | 44 |
| 18522 | Yung, Kelly | Nossal High School | Berwick | Mathematical Methods | 43 |
| 18523 | Yung, Kelly | Nossal High School | Berwick | Chemistry | 40 |
| 18524 | Yung, Kelly | Nossal High School | Berwick | English | 40 |
| 18525 | Zaacks, Hila | McKinnon Secondary College | McKinnon | History: Revolutions | 45 |
| 18526 | Zaga, Zachary | Montmorency Secondary College | Montmorency | Physical Education | 50 |
| 18527 | Zagame, Emma Catherine | Loreto Mandeville Hall | Toorak | Geography | 44 |
| 18528 | Zagame, Emma Catherine | Loreto Mandeville Hall | Toorak | Physical Education | 42 |