| 13066 | O'REILLY, Maggie Ruby | Northcote High School | Northcote | Further Mathematics | 41 |
| 13067 | O'RILEY, Sinead Tiffany | Damascus College | Mount Clear | Community Services (VCE VET) | 42 |
| 13068 | O'RIORDAN, Ward Shane | Padua College | Mornington | Further Mathematics | 41 |
| 13069 | O'ROURKE, Georgia Emma | Sacre Coeur | Glen Iris | Further Mathematics | 50 |
| 13070 | O'SHANNASSY, D'Arcy Benedict | Xavier College | Kew | English | 42 |
| 13071 | O'SHAUGHNESSY, Emma Claire | Genazzano F.C.J. College | Kew | Physical Education | 40 |
| 13072 | O'SHEA CARRE, Nell Bridget | Girton Grammar School | Bendigo | Psychology | 44 |
| 13073 | O'SHEA CARRE, Nell Bridget | Girton Grammar School | Bendigo | Further Mathematics | 43 |
| 13074 | O'SHEA CARRE, Nell Bridget | Girton Grammar School | Bendigo | Literature | 42 |
| 13075 | O'SHEA, Alexander | Girton Grammar School | Bendigo | Further Mathematics | 50 |
| |
|||||
| 13076 | O'SHEA, Alexander | Girton Grammar School | Bendigo | Biology | 42 |
| 13077 | O'SHEA, Liam Francis | St Patricks College | Ballarat | English | 42 |
| 13078 | O'SHEA, Matthew Lawrence | Penleigh and Essendon Grammar School | Keilor East | Economics | 44 |
| 13079 | O'SHEA, Matthew Lawrence | Penleigh and Essendon Grammar School | Keilor East | Accounting | 42 |
| 13080 | O'SHEA, Matthew Lawrence | Penleigh and Essendon Grammar School | Keilor East | English | 41 |
| 13081 | O'SHEA, Mia Jessica Luff | University High School | Parkville | English | 42 |
| 13082 | O'SHEA, Timothy Gerard | Mazenod College | Mulgrave | Literature | 41 |
| 13083 | O'SHEA, Tyson Rory | Camberwell High School | Canterbury | Media | 42 |
| 13084 | O'SHEA, Tyson Rory | Camberwell High School | Canterbury | English | 40 |
| 13085 | O'SULLIVAN, Abby Mae | Melbourne Girls Grammar | South Yarra | Business Management | 42 |
| 13086 | O'SULLIVAN, Abby Mae | Melbourne Girls Grammar | South Yarra | English | 40 |
| 13087 | O'SULLIVAN, Aoife | Brauer College | Warrnambool | Health and Human Development | 41 |
| 13088 | O'SULLIVAN, Ciara | Korowa Anglican Girls School | Glen Iris | History: Revolutions | 42 |
| 13089 | O'SULLIVAN, Georgia Rose | Star of the Sea College | Brighton | Legal Studies | 41 |
| 13090 | O'SULLIVAN, Grace Barbara | Peninsula Grammar | Mount Eliza | Psychology | 43 |
| 13091 | O'SULLIVAN, Sarah Elizabeth | Lauriston Girls School | Armadale | English | 45 |
| 13092 | O'SULLIVAN, Sarah Elizabeth | Lauriston Girls School | Armadale | Further Mathematics | 41 |
| 13093 | O'SULLIVAN, Thomas John | Xavier College | Kew | Further Mathematics | 40 |
| 13094 | OAKES, Thea Elizabeth | Strathmore Secondary College | Strathmore | Media | 45 |
| 13095 | OAKES, Thea Elizabeth | Strathmore Secondary College | Strathmore | Art | 42 |
| 13096 | OAKLEY, Ashley Lauren | Santa Maria College | Northcote | Further Mathematics | 42 |
| 13097 | OAKLEY, Ashley Lauren | Santa Maria College | Northcote | English | 41 |
| 13098 | OAKLEY, Ashley Lauren | Santa Maria College | Northcote | History: Revolutions | 40 |
| 13099 | OAKLEY, Holly | Ave Maria College | Aberfeldie | Literature | 40 |
| 13100 | OBEROI, Lakshya | Balwyn High School | Balwyn North | Visual Communication Design | 41 |
| 13101 | OCALLAGHAN, Teagan | The Knox School | Wantirna South | Further Mathematics | 49 |
| 13102 | OCALLAGHAN, Teagan | The Knox School | Wantirna South | English | 43 |
| 13103 | OCTIGAN, Evangeline Lily | Rosebud Secondary College | Rosebud | Media | 44 |
| 13104 | ODELL, Kasia O'Loughlin | Kew High School | Kew East | Media | 43 |
| 13105 | ODGERS, Megan Lea | Kilvington Grammar School | Ormond | Business Management | 44 |
| 13106 | ODISHO, Marianne | Kolbe Catholic College | Greenvale Lakes | History: Revolutions | 44 |
| 13107 | OEN, Sarah Jia Wen | Donvale Christian College | Donvale | Psychology | 41 |
| 13108 | OERTEL, Timothy | Waverley Christian College Wantirna South | Wantirna South | Biology | 42 |
| 13109 | OERTEL, Timothy | Waverley Christian College Wantirna South | Wantirna South | Chemistry | 40 |
| 13110 | OGIER, Genevieve Marie | Yarra Valley Grammar School | Ringwood | Legal Studies | 40 |
| 13111 | OGIER, Samuel Anthony | Frankston High School | Frankston | Further Mathematics | 41 |
| 13112 | OGNENOVSKI, Filip | Copperfield College | Delahey | Further Mathematics | 43 |
| 13113 | OGNENOVSKI, Filip | Victorian School of Languages | Thornbury | Languages: Macedonian | 41 |
| 13114 | OHALLORAN, Phoebe Joy | Rainbow P-12 College | Rainbow | English | 41 |
| 13115 | OHIS, Stephanie Naomi | Genazzano F.C.J. College | Kew | Health and Human Development | 41 |