| 14355 | O'Sullivan, Erin | Norwood Secondary College | Ringwood | Visual Communication Design | 41 |
| 14356 | O'Sullivan, Erin | Norwood Secondary College | Ringwood | Studio Arts | 40 |
| 14357 | O'Sullivan, Jack | Xavier College | Kew | English | 43 |
| 14358 | O'Sullivan, Nikki | Broadford Secondary College | Broadford | Legal Studies | 41 |
| 14359 | O'Sullivan, Thomas | Sacred Heart College Kyneton | Kyneton | Physical Education | 44 |
| 14360 | O'Toole, Matthew | Galen College | Wangaratta | Software Development | 45 |
| 14361 | O'Yang, Christopher | Scotch College | Hawthorn | English | 49 |
| 14362 | Oakes, Bethany | Mentone Girls Secondary College | Mentone | Health and Human Development | 41 |
| 14363 | Oakley Browne, Lauren | St Pauls Anglican Grammar School | Warragul | Biology | 45 |
| 14364 | Oakley Browne, Lauren | St Pauls Anglican Grammar School | Warragul | English | 41 |
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| 14365 | Oatley, Morgan | Braemar College | Woodend | Biology | 44 |
| 14366 | Obeid, Jenna | Overnewton Anglican College | Keilor | Health and Human Development | 42 |
| 14367 | Obeid, Jenna | Overnewton Anglican College | Keilor | Further Mathematics | 40 |
| 14368 | Obeid, Jenna | Overnewton Anglican College | Keilor | Physical Education | 40 |
| 14369 | Ocal, Seyma | Ilim College of Australia | Broadmeadows | Languages: Turkish | 42 |
| 14370 | Ocampo, Larissa | MacRobertson Girls High School | Melbourne | Literature | 50 |
| 14371 | Ocampo, Larissa | MacRobertson Girls High School | Melbourne | Languages: Indonesian Second Language | 46 |
| 14372 | Ocampo, Larissa | MacRobertson Girls High School | Melbourne | International Studies | 45 |
| 14373 | Ocampo, Larissa | MacRobertson Girls High School | Melbourne | Chemistry | 42 |
| 14374 | Odell, George | St Leonards College | Brighton East | Further Mathematics | 41 |
| 14375 | Odgers, Harrison | Caulfield Grammar School Caulfield | St Kilda East | English | 40 |
| 14376 | Oehr, Lucy | Melbourne Girls Grammar | South Yarra | Languages: French | 44 |
| 14377 | Oehr, Lucy | Melbourne Girls Grammar | South Yarra | Languages: Italian | 44 |
| 14378 | Oehr, Lucy | Melbourne Girls Grammar | South Yarra | Psychology | 44 |
| 14379 | Oehr, Lucy | Melbourne Girls Grammar | South Yarra | English | 40 |
| 14380 | Ogilvie, Alysha | Sacred Heart College Geelong | Newtown | English | 40 |
| 14381 | Ogilvie, Scott | Brighton Grammar School | Brighton | Accounting | 48 |
| 14382 | Ogilvie, Scott | Brighton Grammar School | Brighton | English | 43 |
| 14383 | Ognenovski, Goran | Victorian School of Languages | Thornbury | Languages: Macedonian | 40 |
| 14384 | Ogundeji, Oladayo | Parade College | Bundoora | Mathematical Methods (CAS) | 40 |
| 14385 | Oh, Helen | Mount Waverley Secondary College | Mount Waverley | Languages: Japanese Second Language | 45 |
| 14386 | Oh, Kheng Yang | Mount Waverley Secondary College | Mount Waverley | Accounting | 41 |
| 14387 | Oh, Kheng Yang | Mount Waverley Secondary College | Mount Waverley | Information Technology (VCE VET) | 40 |
| 14388 | Oka, Matthew | Trinity Grammar School | Kew | Physics | 41 |
| 14389 | Olayos, Anna | Ruyton Girls School | Kew | Physical Education | 43 |
| 14390 | Oldfield, Rachel | Thomas Carr College | Tarneit | Health and Human Development | 40 |
| 14391 | Oldfield, William | Trinity Grammar School | Kew | English | 44 |
| 14392 | Oldfield, William | Trinity Grammar School | Kew | History: Revolutions | 43 |
| 14393 | Oldland, Sam | Melbourne High School | South Yarra | Geography | 44 |
| 14394 | Oldland, Sam | Melbourne High School | South Yarra | Further Mathematics | 42 |
| 14395 | Oldland, Sam | Melbourne High School | South Yarra | English | 41 |
| 14396 | Olds, Kristin | Glen Waverley Secondary College | Glen Waverley | Health and Human Development | 45 |
| 14397 | Olds, Kristin | Glen Waverley Secondary College | Glen Waverley | English | 41 |
| 14398 | Olds, Kristin | Glen Waverley Secondary College | Glen Waverley | Biology | 40 |
| 14399 | Olesnicky, Daniel | St Leonards College | Brighton East | Physics | 41 |
| 14400 | Olesnicky, Daniel | St Leonards College | Brighton East | Accounting | 40 |
| 14401 | Olesnicky, Daniel | St Leonards College | Brighton East | Chemistry | 40 |
| 14402 | Olesnicky, Daniel | St Leonards College | Brighton East | English | 40 |
| 14403 | Olesnicky, Daniel | St Leonards College | Brighton East | Mathematical Methods | 40 |
| 14404 | Olifiers, Sarah | Our Lady of Sion College | Box Hill | English | 40 |