| 19320 | Yaacoub, Bethany | Waverley Christian College Wantirna South | Wantirna South | Biology | 40 |
| 19321 | Yaacoub, Rebecca Noelle | Blackburn High School | Blackburn | Psychology | 42 |
| 19322 | Yaary, Shai | Kilvington Grammar School | Ormond | Health and Human Development | 41 |
| 19323 | Yaary, Shai | Kilvington Grammar School | Ormond | Physical Education | 40 |
| 19324 | Yacoub, Fiona | MacRobertson Girls High School | Melbourne | Psychology | 43 |
| 19325 | Yacoub, Fiona | MacRobertson Girls High School | Melbourne | Biology | 40 |
| 19326 | Yadav, Anushka | John Monash Science School | Clayton | Biology | 41 |
| 19327 | Yadav, Rithvik | Suzanne Cory High School | Werribee | Psychology | 42 |
| 19328 | Yaekoub, Kreste | Antonine College Senior Campus | Pascoe Vale South | English | 49 |
| 19329 | Yaekoub, Kreste | Antonine College Senior Campus | Pascoe Vale South | Health and Human Development | 41 |
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| 19330 | Yahnov, Dennis | Melbourne High School | South Yarra | Software Development | 42 |
| 19331 | Yalden, Kiarra Lily | Catholic Ladies College | Eltham | Sport and Recreation (VCE VET) | 42 |
| 19332 | Yam, Pui Ching | St Margarets Berwick Grammar Berwick Campus | Berwick | Health and Human Development | 44 |
| 19333 | Yamashita, Yuta | University High School | Parkville | Mathematical Methods | 43 |
| 19334 | Yamashita, Yuta | University High School | Parkville | Physics | 43 |
| 19335 | Yamashita, Yuta | Centre for Higher Education Studies | South Yarra | Algorithmics (HESS) | 40 |
| 19336 | Yan, Justin Boyang | Haileybury College | Keysborough | English | 41 |
| 19337 | Yan, Kanghao | Melbourne High School | South Yarra | Mathematical Methods | 45 |
| 19338 | Yan, Nicole | Ruyton Girls School | Kew | Art Making and Exhibiting | 48 |
| 19339 | Yan, Qixuan Kim | Balwyn High School | Balwyn North | Mathematical Methods | 42 |
| 19340 | Yan, Yuxin Emily | Huntingtower School | Mount Waverley | Business Management | 50 |
| 19341 | Yan, Yuxin Emily | Huntingtower School | Mount Waverley | Biology | 46 |
| 19342 | Yan, Zetao | Geelong Grammar School | Corio | General Mathematics | 40 |
| 19343 | Yang, Aiden Fengze | Haileybury College | Keysborough | English | 49 |
| 19344 | Yang, Aiden Fengze | Haileybury College | Keysborough | Languages: Japanese Second Language | 41 |
| 19345 | Yang, Andy | Thornbury High School | Thornbury | Accounting | 40 |
| 19346 | Yang, Brian Chen | Waverley Christian College Wantirna South | Wantirna South | General Mathematics | 40 |
| 19347 | Yang, Caitlin Grace | Caulfield Grammar School Caulfield | St Kilda East | General Mathematics | 43 |
| 19348 | Yang, Caitlin Grace | Caulfield Grammar School Caulfield | St Kilda East | Mathematical Methods | 41 |
| 19349 | Yang, Chae Eun Aster | The Knox School | Wantirna South | Psychology | 42 |
| 19350 | Yang, Christine | Canterbury Girls Secondary College | Canterbury | Business Management | 44 |
| 19351 | Yang, Christine | Canterbury Girls Secondary College | Canterbury | Legal Studies | 41 |
| 19352 | Yang, Christine | Canterbury Girls Secondary College | Canterbury | General Mathematics | 40 |
| 19353 | Yang, Chu-Ying | John Monash Science School | Clayton | Biology | 42 |
| 19354 | Yang, Daphne | MacRobertson Girls High School | Melbourne | Biology | 43 |
| 19355 | Yang, Doressa | Alphington Grammar School | Alphington | General Mathematics | 41 |
| 19356 | Yang, Elaine | Xin Jin Shan Chinese Language and Culture School | Mount Waverley | Languages: Chinese Second Language | 43 |
| 19357 | Yang, Elina | MacRobertson Girls High School | Melbourne | Health and Human Development | 44 |
| 19358 | Yang, Elizabeth Xiwei | Penleigh and Essendon Grammar School | Keilor East | Biology | 42 |
| 19359 | Yang, Gang | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Mathematical Methods | 45 |
| 19360 | Yang, Hailun | Tintern Grammar | Ringwood East | Accounting | 42 |
| 19361 | Yang, Hailun | Tintern Grammar | Ringwood East | English Language | 41 |
| 19362 | Yang, Haley | Ballarat Clarendon College | Ballarat | English Language | 43 |
| 19363 | Yang, Haley | Ballarat Clarendon College | Ballarat | Accounting | 41 |
| 19364 | Yang, Haley | Ballarat Clarendon College | Ballarat | Chemistry | 41 |
| 19365 | Yang, Haoxi | Ruyton Girls School | Kew | Languages: Chinese Second Language Advanced | 40 |
| 19366 | Yang, Haoxi | Trinity Grammar School | Kew | Mathematical Methods | 40 |
| 19367 | Yang, Hei Yin | Glen Waverley Secondary College | Glen Waverley | Legal Studies | 43 |
| 19368 | Yang, Hei Yin | Glen Waverley Secondary College | Glen Waverley | General Mathematics | 42 |
| 19369 | Yang, Jianru | Haileybury College Tianjin Campus | Tianjin, China | Languages: Chinese First Language | 45 |