| 18529 | Xanthopoulos, Harry | Penleigh and Essendon Grammar School | Keilor East | English | 42 |
| 18530 | Xarhakos, Victoria | Loreto Mandeville Hall | Toorak | Health and Human Development | 42 |
| 18531 | Xavier, Nandira Catherine | Victorian School of Languages | Thornbury | Languages: Indonesian Second Language | 40 |
| 18532 | Xavier, Nicholas | Melbourne High School | South Yarra | Mathematical Methods | 50 |
| 18533 | Xavier, Nicholas | Melbourne High School | South Yarra | Specialist Mathematics | 50 |
| 18534 | Xavier, Nicholas | Melbourne High School | South Yarra | Physical Education | 47 |
| 18535 | Xavier, Nicholas | Melbourne High School | South Yarra | Chemistry | 45 |
| 18536 | Xavier, Nicholas | Melbourne High School | South Yarra | English | 41 |
| 18537 | Xavier, Trish | Kilbreda College | Mentone | Food Studies | 41 |
| 18538 | Xenos, Alex Spider | University High School | Parkville | History: Revolutions | 42 |
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| 18539 | Xenos, Alex Spider | University High School | Parkville | Legal Studies | 41 |
| 18540 | Xi, Yihan | Peninsula Grammar Pudong Foreign Language School | Shanghai, China | Mathematical Methods | 43 |
| 18541 | Xia, Jinyin | Toorak College | Mount Eliza | Mathematical Methods | 41 |
| 18542 | Xia, Tiffany | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Health and Human Development | 40 |
| 18543 | Xia, Xin | Firbank Grammar School Suzhou International Foreign Language School | Suzhou, China | Further Mathematics | 45 |
| 18544 | Xia, Xin | Firbank Grammar School Suzhou International Foreign Language School | Suzhou, China | Mathematical Methods | 44 |
| 18545 | Xia, Xin | Firbank Grammar School Suzhou International Foreign Language School | Suzhou, China | Physics | 40 |
| 18546 | Xia, Yiyan | Chinese Culture School Melbourne High Campus | South Yarra | Languages: Chinese First Language | 40 |
| 18547 | Xiang, Benjamin Zhen-Qi | East Doncaster Secondary College | Doncaster East | Mathematical Methods | 42 |
| 18548 | Xiang, Benjamin Zhen-Qi | East Doncaster Secondary College | Doncaster East | Physics | 40 |
| 18549 | Xiang, Yuqing | Camberwell Girls Grammar School | Canterbury | English as an Additional Language | 41 |
| 18550 | Xiao, Catharine | Nossal High School | Berwick | Further Mathematics | 42 |
| 18551 | Xiao, Catharine | Nossal High School | Berwick | English Language | 41 |
| 18552 | Xiao, Qibeilin Lynn | Yarra Valley Grammar School | Ringwood | Languages: Chinese First Language | 46 |
| 18553 | Xiao, Tianyi Johnny | Yarra Valley Grammar School | Ringwood | Mathematical Methods | 41 |
| 18554 | Xiao, Tianyu | Melbourne High School | South Yarra | Biology | 48 |
| 18555 | Xiao, Xudong | Haileybury Wuhan Foreign Language School | Wuhan, China | Further Mathematics | 43 |
| 18556 | Xiao, Xudong | Haileybury Wuhan Foreign Language School | Wuhan, China | Mathematical Methods | 42 |
| 18557 | Xiao, Yao | Balwyn High School | Balwyn North | Mathematical Methods | 41 |
| 18558 | Xiao, Yaquan | Shelford Girls Grammar | Caulfield | Further Mathematics | 41 |
| 18559 | Xie, Annie | Methodist Ladies College | Kew | Further Mathematics | 48 |
| 18560 | Xie, Annie | Methodist Ladies College | Kew | Chemistry | 41 |
| 18561 | Xie, Annie | Methodist Ladies College | Kew | English Language | 41 |
| 18562 | Xie, Chushu | University High School | Parkville | Chemistry | 44 |
| 18563 | Xie, Chushu | University High School | Parkville | English as an Additional Language | 44 |
| 18564 | Xie, Chushu | University High School | Parkville | Mathematical Methods | 42 |
| 18565 | Xie, Chushu | University High School | Parkville | Business Management | 41 |
| 18566 | Xie, Keyue | Strathcona Girls Grammar School | Canterbury | Physics | 44 |
| 18567 | Xie, Keyue | Strathcona Girls Grammar School | Canterbury | Specialist Mathematics | 40 |
| 18568 | Xie, Michael | Balwyn High School | Balwyn North | Mathematical Methods | 42 |
| 18569 | Xie, Michael | Balwyn High School | Balwyn North | Physics | 41 |
| 18570 | Xie, Michael | Balwyn High School | Balwyn North | Specialist Mathematics | 40 |
| 18571 | Xie, Ryan Ruo-Yang | St Margarets Berwick Grammar Officer Campus | Officer | Mathematical Methods | 40 |
| 18572 | Xie, Ryan Ruo-Yang | St Margarets Berwick Grammar Officer Campus | Officer | Physics | 40 |
| 18573 | Xie, Ryan Ruo-Yang | St Margarets Berwick Grammar Officer Campus | Officer | Visual Communication Design | 40 |
| 18574 | Xie, Yiting | Mentone Girls Grammar School | Mentone | English as an Additional Language | 48 |
| 18575 | Xie, Yiting | Mentone Girls Grammar School | Mentone | Languages: Japanese Second Language | 42 |
| 18576 | Xie, Yu | Haileybury Girls College | Keysborough | Accounting | 42 |
| 18577 | Xie, Yu | Haileybury Girls College | Keysborough | Mathematical Methods | 41 |
| 18578 | Xie, Yu Wei | Wellington Secondary College | Mulgrave | Mathematical Methods | 40 |