| 13351 | O'NEILL, Theresa Eileen | Our Lady of Sion College | Box Hill | Health and Human Development | 44 |
| 13352 | O'NEILL, Zahne Leigh | Christian College Geelong Waurn Ponds | Waurn Ponds | Product Design and Technology | 42 |
| 13353 | O'REGAN, Kieran Matthew | Catholic College Bendigo | Bendigo | Biology | 43 |
| 13354 | O'RIELLY, Katherine Grace | Caulfield Grammar School Wheelers Hill | Wheelers Hill | Further Mathematics | 42 |
| 13355 | O'ROURKE, Lauren Jane | Our Lady of Sion College | Box Hill | Food and Technology | 40 |
| 13356 | O'ROURKE, Samantha Kate | Kilbreda College | Mentone | English | 40 |
| 13357 | O'SHANNASSY, Dee Dee Caitlin | Loreto Mandeville Hall | Toorak | Legal Studies | 46 |
| 13358 | O'SHANNASSY, Dee Dee Caitlin | Loreto Mandeville Hall | Toorak | Languages: French | 41 |
| 13359 | O'SHANNASSY, Dee Dee Caitlin | Loreto Mandeville Hall | Toorak | English | 40 |
| 13360 | O'SHANNESSY, Dayna Rose | Kambrya College | Berwick | Studio Arts | 44 |
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| 13361 | O'SHANNESSY, Dayna Rose | Kambrya College | Berwick | Health and Human Development | 43 |
| 13362 | O'SHANNESSY, Jacqueline | Donald High School | Donald | Studio Arts | 42 |
| 13363 | O'SHANNESSY, Lucy Ellen | Methodist Ladies College | Kew | Accounting | 42 |
| 13364 | O'SHANNESSY, Lucy Ellen | Methodist Ladies College | Kew | Languages: French | 42 |
| 13365 | O'SHANNESSY, Lucy Ellen | Methodist Ladies College | Kew | English | 40 |
| 13366 | O'SHEA, Jayden David | St Josephs College Geelong | Newtown | Further Mathematics | 40 |
| 13367 | O'SHEA, Madeleine Jane | Sacre Coeur | Glen Iris | English | 41 |
| 13368 | O'SHEA, Maggie Rose | Brunswick Secondary College | Brunswick | Media | 46 |
| 13369 | O'SHEA-KORBUT, Nicola Elise | Williamstown High School | Williamstown | Biology | 49 |
| 13370 | O'SULLIVAN, Alexandra Mary | Newhaven College | Rhyll | Psychology | 42 |
| 13371 | O'SULLIVAN, Conor Michael Charles | Xavier College | Kew | Legal Studies | 45 |
| 13372 | O'SULLIVAN, Erin Maggie | Melbourne Girls Grammar | South Yarra | Business Management | 48 |
| 13373 | O'SULLIVAN, Erin Maggie | Melbourne Girls Grammar | South Yarra | Physical Education | 42 |
| 13374 | O'SULLIVAN, Erin Maggie | Melbourne Girls Grammar | South Yarra | Legal Studies | 40 |
| 13375 | O'SULLIVAN, James William | Scotch College | Hawthorn | English | 43 |
| 13376 | O'SULLIVAN, James William | Scotch College | Hawthorn | Australian History | 41 |
| 13377 | O'SULLIVAN, Julyia Maye | Lyndale Secondary College | Dandenong North | Health and Human Development | 45 |
| 13378 | O'SULLIVAN, Sophie Louise | Loreto Mandeville Hall | Toorak | Physical Education | 40 |
| 13379 | O'TOOLE, Mathew Brian | Lavalla Catholic College | Traralgon | Further Mathematics | 40 |
| 13380 | OAKES, Alysia Narelle | Nathalia Secondary College | Nathalia | Visual Communication Design | 41 |
| 13381 | OAKLEY, Jacinta May | Luther College | Croydon Hills | Visual Communication Design | 50 |
| 13382 | OAKLEY, Jacinta May | Luther College | Croydon Hills | Biology | 45 |
| 13383 | OAKLEY, Jacinta May | Luther College | Croydon Hills | English | 45 |
| 13384 | OATES, Alex Jennifer | Billanook College | Mooroolbark | Business Management | 40 |
| 13385 | OBRADOVIC, Branislav | Keilor Downs College | Keilor Downs | Business Management | 43 |
| 13386 | OBURA, Viyom | Heritage College Officer | Officer | Sport and Recreation (VCE VET) | 42 |
| 13387 | OCALLAGHAN, Teagan | The Knox School | Wantirna South | Psychology | 44 |
| 13388 | OCKENDEN, Natasha Mary | Victorian College for the Deaf | Melbourne | Languages: Auslan | 41 |
| 13389 | OCTAVIANO, Tristan Keith | Glen Eira College | Caulfield East | Further Mathematics | 43 |
| 13390 | OCTAVIANO, Tristan Keith | Glen Eira College | Caulfield East | Visual Communication Design | 41 |
| 13391 | ODELL, Sarah Bea | Staughton College | Melton South | Psychology | 40 |
| 13392 | OEUM, Michelle | MacRobertson Girls High School | Melbourne | Biology | 42 |
| 13393 | OEUM, Michelle | MacRobertson Girls High School | Melbourne | Mathematical Methods (CAS) | 41 |
| 13394 | OEY, Jonathan Wijaksono | Victorian School of Languages | Thornbury | Languages: Indonesian Second Language | 41 |
| 13395 | OFLAY, Talia Esra | Ivanhoe Girls Grammar School | Ivanhoe | Biology | 42 |
| 13396 | OGHANNA, Laura | St Monicas College | Epping | Psychology | 40 |
| 13397 | OGHANNA, Maren | Ivanhoe Grammar School Plenty | Doreen | Mathematical Methods (CAS) | 44 |
| 13398 | OGLOFF, Karena Marie | Balwyn High School | Balwyn North | Studio Arts | 43 |
| 13399 | OGRADY, Charlotte Josephine | Rowville Secondary College | Rowville | Psychology | 40 |
| 13400 | OH, Chine | Mount Waverley Secondary College | Mount Waverley | Languages: Japanese Second Language | 44 |