| 20995 | Yip, Scott | Camberwell Grammar School | Canterbury | Chemistry | 40 |
| 20996 | Yip, Shui Kwan | Glen Waverley Secondary College | Glen Waverley | Food and Technology | 41 |
| 20997 | Ymer-Welsby, Alexei | Northcote High School | Northcote | Media | 46 |
| 20998 | Ymer-Welsby, Alexei | Northcote High School | Northcote | English | 41 |
| 20999 | Yoannidis, Stephen | Trinity Grammar School | Kew | Mathematical Methods (CAS) | 42 |
| 21000 | Yoganathan, Sharanya | Presbyterian Ladies College | Burwood | Chemistry | 44 |
| 21001 | Yoganathan, Sharanya | Presbyterian Ladies College | Burwood | English | 44 |
| 21002 | Yoganathan, Sharanya | Presbyterian Ladies College | Burwood | Languages: Indonesian Second Language | 43 |
| 21003 | Yoganathan, Sharanya | Presbyterian Ladies College | Burwood | Specialist Mathematics | 40 |
| 21004 | Yogaparan, Thivagar | Melbourne High School | South Yarra | Mathematical Methods (CAS) | 45 |
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| 21005 | Yogaparan, Thivagar | Melbourne High School | South Yarra | Chemistry | 43 |
| 21006 | Yogaparan, Thivagar | Melbourne High School | South Yarra | English | 43 |
| 21007 | Yogaparan, Thivagar | Melbourne High School | South Yarra | Specialist Mathematics | 41 |
| 21008 | Yong, Jaynen | Mount Lilydale Mercy College | Lilydale | Biology | 44 |
| 21009 | Yong, Nathan | Melbourne High School | South Yarra | Business Management | 42 |
| 21010 | Yong, Nathan | Melbourne High School | South Yarra | English | 41 |
| 21011 | Yong, Nathan | Melbourne High School | South Yarra | Chemistry | 40 |
| 21012 | Yong, Nathan | Melbourne High School | South Yarra | Mathematical Methods (CAS) | 40 |
| 21013 | Yong, Yuanqi | Balwyn High School | Balwyn North | Languages: Chinese First Language | 45 |
| 21014 | Yoon, Annabelle | Mount Waverley Secondary College | Mount Waverley | English | 43 |
| 21015 | Yoon, Annabelle | Mount Waverley Secondary College | Mount Waverley | Global Politics | 40 |
| 21016 | Yoon, He Li | Ivanhoe Grammar School Ridgeway | Ivanhoe | Psychology | 43 |
| 21017 | Yoon, Soo Ho | Melbourne High School | South Yarra | Business Management | 42 |
| 21018 | Yoon, Soo Ho | Victorian School of Languages | Thornbury | Languages: Korean Second Language | 40 |
| 21019 | Yordonopulo, Victoria | Rowville Secondary College | Rowville | Further Mathematics | 40 |
| 21020 | Yordonopulo, Victoria | Rowville Secondary College | Rowville | Physical Education | 40 |
| 21021 | Yordonopulo, Victoria | Rowville Secondary College | Rowville | Psychology | 40 |
| 21022 | Yorke, Madelon | Ballarat Clarendon College | Ballarat | Health and Human Development | 44 |
| 21023 | Yorke, Madelon | Ballarat Clarendon College | Ballarat | Visual Communication Design | 42 |
| 21024 | Yorke, Madelon | Ballarat Clarendon College | Ballarat | Psychology | 40 |
| 21025 | Yoshioka, Liz | Wesley College Glen Waverley | Glen Waverley | Languages: Japanese Second Language | 41 |
| 21026 | Yosua, David | Victorian School of Languages | Thornbury | Languages: Indonesian Second Language | 43 |
| 21027 | You, Tingting | Haileybury Jiangyan No 2 High School | Jiangyan, China | Mathematical Methods (CAS) | 48 |
| 21028 | You, Tingting | Haileybury Jiangyan No 2 High School | Jiangyan, China | Further Mathematics | 44 |
| 21029 | Youings, Cathryn | Strathcona Girls Grammar School | Canterbury | English | 43 |
| 21030 | Youings, Cathryn | Strathcona Girls Grammar School | Canterbury | Drama | 41 |
| 21031 | Youings, Cathryn | Strathcona Girls Grammar School | Canterbury | Physics | 41 |
| 21032 | Youl, Bonnie | St Leonards College | Brighton East | Health and Human Development | 42 |
| 21033 | Youl, Bonnie | St Leonards College | Brighton East | Physical Education | 42 |
| 21034 | Youl, Bonnie | St Leonards College | Brighton East | Business Management | 41 |
| 21035 | Youn, Hannah | McKinnon Secondary College | McKinnon | English | 50 |
| 21036 | Youn, Hannah | McKinnon Secondary College | McKinnon | Biology | 49 |
| 21037 | Youn, Hannah | McKinnon Secondary College | McKinnon | Chemistry | 45 |
| 21038 | Youn, Hannah | McKinnon Secondary College | McKinnon | Specialist Mathematics | 44 |
| 21039 | Youn, Kevin | McKinnon Secondary College | McKinnon | Further Mathematics | 43 |
| 21040 | Young, Alex | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Physical Education | 42 |
| 21041 | Young, Cecilia | St Aloysius College | North Melbourne | Visual Communication Design | 43 |
| 21042 | Young, Charlotte | St Catherines School | Toorak | History: Revolutions | 40 |
| 21043 | Young, Emma | Our Lady of Sacred Heart College | Bentleigh | Health and Human Development | 41 |
| 21044 | Young, Eve | Peninsula Grammar | Mount Eliza | Legal Studies | 42 |