| 18279 | Zhang, Xiaoyan | Scotch College | Hawthorn | Mathematical Methods | 45 |
| 18280 | Zhang, Xiaoyan | Scotch College | Hawthorn | Specialist Mathematics | 44 |
| 18281 | Zhang, Xiaoyan | Scotch College | Hawthorn | English as an Additional Language | 41 |
| 18282 | Zhang, Xinran | Peninsula Grammar | Mount Eliza | Music Performance | 45 |
| 18283 | Zhang, Xinran | Chinese Culture School | Mont Albert | Languages: Chinese Second Language Advanced | 41 |
| 18284 | Zhang, Xinyan | Methodist Ladies College | Kew | Languages: Chinese Second Language Advanced | 41 |
| 18285 | Zhang, Xinyue | Melbourne Girls Grammar | South Yarra | English as an Additional Language | 42 |
| 18286 | Zhang, Xuan | Ivanhoe Grammar School Ridgeway | Ivanhoe | Languages: Chinese First Language | 42 |
| 18287 | Zhang, Xueyan | Haileybury College Tianjin Campus | Tianjin, China | English as an Additional Language | 42 |
| 18288 | Zhang, Yanning | Camberwell Grammar School | Canterbury | English | 43 |
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| 18289 | Zhang, Yanning | Camberwell Grammar School | Canterbury | Physical Education | 42 |
| 18290 | Zhang, Yanning | Camberwell Grammar School | Canterbury | Further Mathematics | 41 |
| 18291 | Zhang, Yanru | Mentone Girls Grammar School | Mentone | Mathematical Methods | 48 |
| 18292 | Zhang, Yanru | Mentone Girls Grammar School | Mentone | English as an Additional Language | 44 |
| 18293 | Zhang, Yanru | Mentone Girls Grammar School | Mentone | Physics | 44 |
| 18294 | Zhang, Yanru | Mentone Girls Grammar School | Mentone | Specialist Mathematics | 43 |
| 18295 | Zhang, Yinan | Peninsula Grammar Pudong Foreign Language School | Shanghai, China | Further Mathematics | 40 |
| 18296 | Zhang, Yongjie | Haileybury College | Keysborough | English | 49 |
| 18297 | Zhang, Yongjie | Haileybury College | Keysborough | Chemistry | 46 |
| 18298 | Zhang, Yongjie | Haileybury College | Keysborough | Mathematical Methods | 45 |
| 18299 | Zhang, Yuansheng | Reservoir High School | Reservoir | Mathematical Methods | 42 |
| 18300 | Zhang, Zeyuan | Trinity Grammar School | Kew | Mathematical Methods | 45 |
| 18301 | Zhang, Zhenyu | Firbank Grammar School | Brighton | Further Mathematics | 40 |
| 18302 | Zhang, Zhuocheng | Trinity Grammar School | Kew | Further Mathematics | 43 |
| 18303 | Zhang, Zhuocheng | Trinity Grammar School | Kew | English as an Additional Language | 40 |
| 18304 | Zhao, Fangyuan | New Chinese Language and Culture School Thornbury | Thornbury | Languages: Chinese Second Language Advanced | 40 |
| 18305 | Zhao, Jianghao | Ivanhoe Grammar School Ridgeway | Ivanhoe | Mathematical Methods | 47 |
| 18306 | Zhao, Jianghao | Ivanhoe Grammar School Ridgeway | Ivanhoe | Specialist Mathematics | 45 |
| 18307 | Zhao, Jianghao | Ivanhoe Grammar School Ridgeway | Ivanhoe | Physics | 44 |
| 18308 | Zhao, Jianghao | Ivanhoe Grammar School Ridgeway | Ivanhoe | Chemistry | 42 |
| 18309 | Zhao, Jiayue | Peninsula Grammar Pudong Foreign Language School | Shanghai, China | Further Mathematics | 44 |
| 18310 | Zhao, Jiayue | Peninsula Grammar Pudong Foreign Language School | Shanghai, China | Languages: Chinese First Language | 41 |
| 18311 | Zhao, Lei | Emmanuel College Melbourne | Altona North | Business Management | 42 |
| 18312 | Zhao, Olivia | Korowa Anglican Girls School | Glen Iris | English | 42 |
| 18313 | Zhao, Wei Lai | Haileybury College | Keysborough | English | 45 |
| 18314 | Zhao, Xinyi | Thomas Carr College Wenzhou No 21 Middle School | Wenzhou, China | Mathematical Methods | 41 |
| 18315 | Zhao, Yi | Presbyterian Ladies College | Burwood | English as an Additional Language | 40 |
| 18316 | Zhao, Yige Nicole | Lauriston Girls School | Armadale | Studio Arts | 50 |
| 18317 | Zhao, Yige Nicole | Lauriston Girls School | Armadale | Visual Communication Design | 47 |
| 18318 | Zhao, Yige Nicole | Lauriston Girls School | Armadale | English | 43 |
| 18319 | Zhao, Yinuo | Presbyterian Ladies College | Burwood | Mathematical Methods | 44 |
| 18320 | Zhao, Yuyang | Caulfield Grammar School Caulfield | St Kilda East | English as an Additional Language | 47 |
| 18321 | Zhao, Yuyang | Caulfield Grammar School Caulfield | St Kilda East | Mathematical Methods | 45 |
| 18322 | Zheng, Alexander Nuo | Xavier College | Kew | English | 40 |
| 18323 | Zheng, Boyu | Blackburn High School | Blackburn | Further Mathematics | 44 |
| 18324 | Zheng, Guobin | Kew High School | Kew East | Mathematical Methods | 46 |
| 18325 | Zheng, Ian | Penleigh and Essendon Grammar School | Keilor East | Accounting | 41 |
| 18326 | Zheng, Jesslyn Yu-Cui | Caulfield Grammar School Caulfield | St Kilda East | Health and Human Development | 43 |
| 18327 | Zheng, Kexin | Highvale Secondary College | Glen Waverley | English as an Additional Language | 40 |
| 18328 | Zheng, Kexin | Highvale Secondary College | Glen Waverley | Further Mathematics | 40 |