| 19902 | WU, Stephen Hong Jun | Camberwell Grammar School | Canterbury | Economics | 45 |
| 19903 | WU, Stephen Hong Jun | Camberwell Grammar School | Canterbury | Physics | 43 |
| 19904 | WU, Stephen Hong Jun | Camberwell Grammar School | Canterbury | Chemistry | 42 |
| 19905 | WU, Yajie | Balwyn High School | Balwyn North | English as an Additional Language | 46 |
| 19906 | WU, Yajie | Balwyn High School | Balwyn North | Specialist Mathematics | 43 |
| 19907 | WU, Yajie | Balwyn High School | Balwyn North | Mathematical Methods (CAS) | 41 |
| 19908 | WU, Yajie | Balwyn High School | Balwyn North | Business Management | 40 |
| 19909 | WU, Yifan Jessica | Koonung Secondary College | Mont Albert North | Further Mathematics | 44 |
| 19910 | WU, Yifan Jessica | Koonung Secondary College | Mont Albert North | Mathematical Methods (CAS) | 40 |
| 19911 | WU, Youzhi | Melbourne Grammar School | Melbourne | Mathematical Methods (CAS) | 47 |
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| 19912 | WU, Yu Wen | Melbourne High School | South Yarra | English | 45 |
| 19913 | WU, Yu Wen | Melbourne High School | South Yarra | Mathematical Methods (CAS) | 45 |
| 19914 | WU, Yu Wen | Melbourne High School | South Yarra | Specialist Mathematics | 42 |
| 19915 | WU, Yu Wen | Melbourne High School | South Yarra | Chemistry | 40 |
| 19916 | WU, Yue | Methodist Ladies College | Kew | Psychology | 43 |
| 19917 | WU, Yuqiao | Peninsula Grammar Nanjing Foreign Language School | Nanjing, China | Further Mathematics | 41 |
| 19918 | WU, Yuwei | Dandenong High School Dandenong | Dandenong | English as an Additional Language | 41 |
| 19919 | WU, Zhongjie | Caulfield Grammar School Caulfield | St Kilda East | Further Mathematics | 44 |
| 19920 | WU, Zixuan | Balwyn High School | Balwyn North | Mathematical Methods (CAS) | 40 |
| 19921 | WYATT, James Kenneth | Cohuna Secondary College | Cohuna | Further Mathematics | 41 |
| 19922 | WYATT, James Louis | Bayside Christian College | Langwarrin South | Physics | 40 |
| 19923 | WYLIE, Angus Armstrong | The Geelong College | Newtown | Physical Education | 45 |
| 19924 | WYLIE, Angus Armstrong | The Geelong College | Newtown | Physics | 41 |
| 19925 | WYLLIE, Jessica Anne | Ivanhoe Grammar School Ridgeway | Ivanhoe | Further Mathematics | 45 |
| 19926 | WYNEN, Sarah Jayne | Ballarat Clarendon College | Ballarat | Psychology | 44 |
| 19927 | WYNNE, Abbey Shona | Canterbury Girls Secondary College | Canterbury | Further Mathematics | 40 |
| 19928 | WYNNE, Rachel Louise | St Francis Xavier College | Beaconsfield | Health and Human Development | 40 |
| 19929 | XAVIER, Nancy Rebekah | Casey Grammar School | Cranbourne East | Business Management | 45 |
| 19930 | XENOS, Athan | Caulfield Grammar School Caulfield | St Kilda East | Physics | 50 |
| 19931 | XENOS, Athan | Caulfield Grammar School Caulfield | St Kilda East | Specialist Mathematics | 47 |
| 19932 | XENOS, Athan | Caulfield Grammar School Caulfield | St Kilda East | Chemistry | 45 |
| 19933 | XENOS, Athan | Caulfield Grammar School Caulfield | St Kilda East | English | 41 |
| 19934 | XERRI, Benjamin John | Parade College | Bundoora | Further Mathematics | 42 |
| 19935 | XIA, Daniel | McKinnon Secondary College | McKinnon | English | 40 |
| 19936 | XIA, Stephen | John Monash Science School | Clayton | Mathematical Methods (CAS) | 43 |
| 19937 | XIA, Stephen | John Monash Science School | Clayton | Specialist Mathematics | 42 |
| 19938 | XIA, Tian Summer | Xin Jin Shan Chinese Language and Culture School | Mount Waverley | Languages: Chinese First Language | 40 |
| 19939 | XIA, Yuan Jing | Vermont Secondary College | Vermont | Further Mathematics | 45 |
| 19940 | XIANG, Xuaner Alice | Huntingtower School | Mount Waverley | English as an Additional Language | 43 |
| 19941 | XIANG, Xuaner Alice | Huntingtower School | Mount Waverley | Mathematical Methods (CAS) | 40 |
| 19942 | XIANG, Yuanze | McKinnon Secondary College | McKinnon | Mathematical Methods (CAS) | 43 |
| 19943 | XIANG, Yuanze | McKinnon Secondary College | McKinnon | Physics | 40 |
| 19944 | XIANG, Yuanze | McKinnon Secondary College | McKinnon | Specialist Mathematics | 40 |
| 19945 | XIAO, Daniel Chen | Scotch College | Hawthorn | Mathematical Methods (CAS) | 42 |
| 19946 | XIAO, Jiewen | Toorak College | Mount Eliza | Further Mathematics | 41 |
| 19947 | XIAO, Sabina Hui-Shan | Fintona Girls School | Balwyn | Accounting | 46 |
| 19948 | XIAO, Sabina Hui-Shan | Fintona Girls School | Balwyn | History: Revolutions | 42 |
| 19949 | XIAO, Wan Yi | Camberwell Girls Grammar School | Canterbury | Psychology | 42 |
| 19950 | XIAO, Yuting | Our Lady of Mercy College | Heidelberg | English | 43 |
| 19951 | XIAO, Yuting | Our Lady of Mercy College | Heidelberg | Media | 42 |