| 13066 | ONG, Tanya Hsuen | Waverley Christian College Wantirna South | Wantirna South | Chemistry | 42 |
| 13067 | ONG, Tanya Hsuen | Waverley Christian College Wantirna South | Wantirna South | Mathematical Methods | 42 |
| 13068 | ONG, Tanya Hsuen | Waverley Christian College Wantirna South | Wantirna South | Biology | 40 |
| 13069 | ONG, Tanya Hsuen | Waverley Christian College Wantirna South | Wantirna South | English | 40 |
| 13070 | ONG, Tse Hao | Box Hill High School | Box Hill | Mathematical Methods | 40 |
| 13071 | OO, Faith Anna | Sacred Heart Girls College | Hughesdale | Further Mathematics | 40 |
| 13072 | OO, Kyi Thwe Kate | MacRobertson Girls High School | Melbourne | Health and Human Development | 44 |
| 13073 | OO, Kyi Thwe Kate | MacRobertson Girls High School | Melbourne | Biology | 43 |
| 13074 | OOI, Angeline | Glen Waverley Secondary College | Glen Waverley | Biology | 50 |
| 13075 | OOI, Bryan | Box Hill High School | Box Hill | Further Mathematics | 45 |
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| 13076 | OPAT, Linus Robert | Camberwell Grammar School | Canterbury | Mathematical Methods | 40 |
| 13077 | OPERANA, Patricia | Catholic Regional College Sydenham | Sydenham | English | 40 |
| 13078 | OPPAWSKY, Olivia Grace | Luther College | Croydon Hills | Health and Human Development | 42 |
| 13079 | OQUELI AMBROSE, Kristian Franz | Loyola College | Watsonia | Informatics | 41 |
| 13080 | OR, Jeffrey | Nossal High School | Berwick | Legal Studies | 42 |
| 13081 | ORCHARD, Isaac Luke | Suzanne Cory High School | Werribee | Theatre Studies | 42 |
| 13082 | ORCHARD, Jonathan Andrew | Suzanne Cory High School | Werribee | Physical Education | 41 |
| 13083 | ORELOWITZ, Jaime Arin | Bialik College | Hawthorn | Mathematical Methods | 45 |
| 13084 | ORIETA, Sofia Pilar | Emmanuel College Melbourne | Altona North | English | 40 |
| 13085 | ORPWOOD, Tyler James | Billanook College | Mooroolbark | Further Mathematics | 44 |
| 13086 | ORR, Emily Kate | Box Hill High School | Box Hill | Geography | 40 |
| 13087 | ORR, Isabella Grace | Frankston High School | Frankston | Studio Arts | 41 |
| 13088 | ORR, Margaret Joy | Wesley College St Kilda Rd | Melbourne | Physical Education | 45 |
| 13089 | ORSULIC, Daniela Ivana | Wesley College St Kilda Rd | Melbourne | Psychology | 41 |
| 13090 | ORTLAND, Dayna Kate | Kilbreda College | Mentone | Business Management | 43 |
| 13091 | OSANG, Sarah Sachie | Canterbury Girls Secondary College | Canterbury | Chemistry | 43 |
| 13092 | OSANG, Sarah Sachie | Canterbury Girls Secondary College | Canterbury | English | 41 |
| 13093 | OSANG, Sarah Sachie | Canterbury Girls Secondary College | Canterbury | Mathematical Methods | 41 |
| 13094 | OSANG, Sarah Sachie | Canterbury Girls Secondary College | Canterbury | Physics | 41 |
| 13095 | OSBORN, William | Emmaus College | Vermont South | Biology | 43 |
| 13096 | OSBORNE, Chelsey Rose | Our Lady of Sion College | Box Hill | English | 41 |
| 13097 | OSBORNE, Isabella Amy | St Leonards College | Brighton East | Health and Human Development | 42 |
| 13098 | OSBORNE, Lachlan James | Goulburn Valley Grammar School | Shepparton | Further Mathematics | 48 |
| 13099 | OSBORNE, Lachlan James | Goulburn Valley Grammar School | Shepparton | Psychology | 41 |
| 13100 | OSBORNE, Logan Rex | Haileybury College | Keysborough | English | 44 |
| 13101 | OSBORNE, Logan Rex | Haileybury College | Keysborough | Physical Education | 42 |
| 13102 | OSBORNE, Riley Craig | Bendigo Senior Secondary College | Bendigo | Business Management | 42 |
| 13103 | OSBORNE-RIGBY, Virginia Mae | Ballarat Clarendon College | Ballarat | English | 42 |
| 13104 | OSBROUGH, Kate Rhianna | Gleneagles Secondary College | Endeavour Hills | Psychology | 46 |
| 13105 | OSBROUGH, Kate Rhianna | Gleneagles Secondary College | Endeavour Hills | Sociology | 42 |
| 13106 | OSHLACK, Isabella Kathryn | Star of the Sea College | Brighton | Visual Communication Design | 43 |
| 13107 | OSIANLIS, Elyssa | Mentone Grammar School | Mentone | Psychology | 41 |
| 13108 | OSMAN, Koray | Lakeview Senior College | Caroline Springs | English | 40 |
| 13109 | OSTROWSKI, Zacharie Leonard | Xavier College | Kew | Biology | 41 |
| 13110 | OSWALD, Alexander | St Kevins College | Toorak | Ancient History | 50 |
| 13111 | OSWALD, Alexander | St Kevins College | Toorak | English | 48 |
| 13112 | OTT, Catherine Amelia | Braemar College | Woodend | Business Management | 44 |
| 13113 | OTT, Catherine Amelia | Braemar College | Woodend | Health and Human Development | 41 |
| 13114 | OTTERAA, Eve Gwyneth | Melbourne Girls College | Richmond | Outdoor and Environmental Studies | 41 |
| 13115 | OTTONE, Julian | Kolbe Catholic College | Greenvale Lakes | Sport and Recreation (VCE VET) | 40 |