| 18210 | Xu, Huilin | MacRobertson Girls High School | Melbourne | Physics | 46 |
| 18211 | Xu, Jiajing | Caulfield Grammar School Wheelers Hill | Wheelers Hill | General Mathematics | 43 |
| 18212 | Xu, Jiajing | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Mathematical Methods | 41 |
| 18213 | Xu, Jiajing | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Specialist Mathematics | 41 |
| 18214 | Xu, Jianuo | Brighton Grammar School | Brighton | English as an Additional Language | 44 |
| 18215 | Xu, Jiayi | Lauriston Girls School | Armadale | English as an Additional Language | 45 |
| 18216 | Xu, Jiayi | Lauriston Girls School | Armadale | General Mathematics | 44 |
| 18217 | Xu, Jingqi | Yarra Valley Grammar School | Ringwood | History: Revolutions | 42 |
| 18218 | Xu, Kehan | Balwyn High School | Balwyn North | Chemistry | 46 |
| 18219 | Xu, Kehan | Balwyn High School | Balwyn North | Data Analytics | 40 |
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| 18220 | Xu, Kehan | Balwyn High School | Balwyn North | Mathematical Methods | 40 |
| 18221 | Xu, Kevin Tian Xiang | Camberwell Grammar School | Canterbury | English | 45 |
| 18222 | Xu, Liya | Presbyterian Ladies College | Burwood | Global Politics | 43 |
| 18223 | Xu, Liya | Presbyterian Ladies College | Burwood | English | 42 |
| 18224 | Xu, Mengkuan Michael | Melbourne High School | South Yarra | Art Making and Exhibiting | 42 |
| 18225 | Xu, Mengou | John Monash Science School | Clayton | Physics | 44 |
| 18226 | Xu, Mengou | John Monash Science School | Clayton | Specialist Mathematics | 41 |
| 18227 | Xu, Michael | East Doncaster Secondary College | Doncaster East | English | 41 |
| 18228 | Xu, Michael | East Doncaster Secondary College | Doncaster East | Physics | 41 |
| 18229 | Xu, Muen | Kilvington Grammar School | Ormond | Mathematical Methods | 44 |
| 18230 | Xu, Muen | Kilvington Grammar School | Ormond | Biology | 41 |
| 18231 | Xu, Nicole | MacRobertson Girls High School | Melbourne | General Mathematics | 41 |
| 18232 | Xu, Nuo | Peninsula Grammar Pudong Foreign Language School | Shanghai, China | General Mathematics | 40 |
| 18233 | Xu, Qianqian | Peninsula Grammar Pudong Foreign Language School | Shanghai, China | General Mathematics | 45 |
| 18234 | Xu, Qianqian | Peninsula Grammar Pudong Foreign Language School | Shanghai, China | Mathematical Methods | 41 |
| 18235 | Xu, Shengnuo | Haileybury College Tianjin Campus | Tianjin, China | English as an Additional Language | 41 |
| 18236 | Xu, Shengnuo | Haileybury College Tianjin Campus | Tianjin, China | General Mathematics | 41 |
| 18237 | Xu, Xinge | Korowa Anglican Girls School | Glen Iris | Psychology | 46 |
| 18238 | Xu, Xinge | Korowa Anglican Girls School | Glen Iris | English as an Additional Language | 45 |
| 18239 | Xu, Xinge | Korowa Anglican Girls School | Glen Iris | General Mathematics | 43 |
| 18240 | Xu, Yan | Box Hill High School | Box Hill | General Mathematics | 44 |
| 18241 | Xu, Yan | Box Hill High School | Box Hill | History: Revolutions | 40 |
| 18242 | Xu, Yiduo | Presbyterian Ladies College | Burwood | English as an Additional Language | 45 |
| 18243 | Xu, Yiduo | Presbyterian Ladies College | Burwood | Mathematical Methods | 43 |
| 18244 | Xu, Yixuan | Chinese Culture School | Mont Albert | Languages: Chinese Second Language Advanced | 41 |
| 18245 | Xu, You | Xin Jin Shan Chinese Language and Culture School | Mount Waverley | Languages: Chinese Second Language | 41 |
| 18246 | Xu, Yujie | Firbank Grammar School Suzhou International Foreign Language School | Suzhou, China | General Mathematics | 41 |
| 18247 | Xu, Zhihao | Firbank Grammar School Suzhou International Foreign Language School | Suzhou, China | General Mathematics | 49 |
| 18248 | Xu, Zhixing | Scotch College | Hawthorn | English as an Additional Language | 40 |
| 18249 | Xu, Zi Han | Xavier College | Kew | Mathematical Methods | 41 |
| 18250 | Xu, Zihan | Peninsula Grammar | Mount Eliza | Psychology | 45 |
| 18251 | Xu, Zirui | Melbourne Grammar School | Melbourne | Mathematical Methods | 45 |
| 18252 | Xue, Yuhe | Werribee Secondary College | Werribee | General Mathematics | 47 |
| 18253 | Xue, Yuhe | Werribee Secondary College | Werribee | Software Development | 42 |
| 18254 | Xynos, Leah | Shelford Girls Grammar | Caulfield | Health and Human Development | 46 |
| 18255 | Xynos, Leah | Shelford Girls Grammar | Caulfield | English | 43 |
| 18256 | Xynos, Leah | Shelford Girls Grammar | Caulfield | General Mathematics | 42 |
| 18257 | Yab, Brian Edward | Haileybury College | Keysborough | English | 47 |
| 18258 | Yab, Brian Edward | Haileybury College | Keysborough | Physics | 47 |
| 18259 | Yab, Brian Edward | Haileybury College | Keysborough | Chemistry | 46 |