| 14482 | O'Connor, Casey | Beaconhills College Pakenham | Pakenham | Outdoor and Environmental Studies | 44 |
| 14483 | O'Connor, Chelsea | Catholic College Bendigo | Bendigo | Health and Human Development | 42 |
| 14484 | O'Connor, Dominic | Mary MacKillop Catholic College | Leongatha | Physical Education | 41 |
| 14485 | O'Connor, Karen | Braemar College | Woodend | Health and Human Development | 42 |
| 14486 | O'Connor, Rebecca | Mount Eliza Secondary College | Mount Eliza | Food and Technology | 40 |
| 14487 | O'Connor, Seamus | Catholic College Bendigo | Bendigo | Business Management | 40 |
| 14488 | O'Connor, Seamus | Catholic College Bendigo | Bendigo | Physical Education | 40 |
| 14489 | O'Donnell, Bronte | Star of the Sea College | Brighton | English | 45 |
| 14490 | O'Donnell, Emmett | St Kevins College | Toorak | Economics | 42 |
| 14491 | O'Donnell, Emmett | St Kevins College | Toorak | English | 40 |
| |
|||||
| 14492 | O'Donnell, Megan | Koonung Secondary College | Mont Albert North | Further Mathematics | 49 |
| 14493 | O'Donnell, Sophie | St Michaels Grammar School | St Kilda | Biology | 41 |
| 14494 | O'Donoghue, Emma | Sacred Heart College Geelong | Newtown | English | 45 |
| 14495 | O'Donoghue, Emma | Sacred Heart College Geelong | Newtown | International Studies | 44 |
| 14496 | O'Donoghue, Emma | Sacred Heart College Geelong | Newtown | History: Revolutions | 41 |
| 14497 | O'Donoghue, James | Emmaus College | Vermont South | Drama | 40 |
| 14498 | O'Donoghue, Patrick | Wangaratta High School | Wangaratta | Business Management | 45 |
| 14499 | O'Donoghue, Patrick | Wangaratta High School | Wangaratta | Biology | 40 |
| 14500 | O'Donohoe, Rory | Trinity Grammar School | Kew | English | 41 |
| 14501 | O'Donohue, Josephine | Newhaven College | Rhyll | Psychology | 43 |
| 14502 | O'Donovan-Schulz, Amelia | Frankston High School | Frankston | Media | 41 |
| 14503 | O'Donovan-Schulz, Amelia | Frankston High School | Frankston | English | 40 |
| 14504 | O'Dowd, Mary | Firbank Grammar School | Brighton | History: Revolutions | 40 |
| 14505 | O'Dwyer, Clare | Catholic College Bendigo | Bendigo | Health and Human Development | 45 |
| 14506 | O'Dwyer, Mitchell | Haileybury College | Keysborough | Interactive Digital Media (VCE VET) | 48 |
| 14507 | O'Dwyer, Mitchell | Haileybury College | Keysborough | Geography | 44 |
| 14508 | O'Farrell, Macaire | Northside Christian College | Bundoora | Media | 40 |
| 14509 | O'Farrell, Reilly | Camberwell Grammar School | Canterbury | Literature | 43 |
| 14510 | O'Farrell, Reilly | Camberwell Grammar School | Canterbury | Mathematical Methods (CAS) | 42 |
| 14511 | O'Farrell, Reilly | Camberwell Grammar School | Canterbury | Chemistry | 40 |
| 14512 | O'Flaherty, Katherine | Maryborough Education Centre | Maryborough | Australian History | 43 |
| 14513 | O'Grady, Caitlin | Frankston High School | Frankston | Media | 41 |
| 14514 | O'Grady, Emily | Siena College | Camberwell | Biology | 46 |
| 14515 | O'Grady, James | Ballarat Clarendon College | Ballarat | Business Management | 49 |
| 14516 | O'Halloran, Jeremy | De La Salle College | Malvern | Design and Technology | 41 |
| 14517 | O'Halloran, Paul | Xavier College | Kew | English | 42 |
| 14518 | O'Hara, Chloe | Our Lady of Mercy College | Heidelberg | Biology | 41 |
| 14519 | O'Hara, Chloe | Our Lady of Mercy College | Heidelberg | Business Management | 41 |
| 14520 | O'Hara, Declan | St Michaels Grammar School | St Kilda | Visual Communication Design | 42 |
| 14521 | O'Hara, Declan | St Michaels Grammar School | St Kilda | English | 40 |
| 14522 | O'Hara, Jake | South Gippsland Secondary College | Foster | Biology | 41 |
| 14523 | O'Hehir, Declan | Wesley College Glen Waverley | Glen Waverley | Physical Education | 42 |
| 14524 | O'Hehir, Declan | Wesley College Glen Waverley | Glen Waverley | Further Mathematics | 41 |
| 14525 | O'Kane, Stephanie | Galen College | Wangaratta | Psychology | 40 |
| 14526 | O'Keane, Connor | Essendon Keilor College Essendon Campus | Essendon | Media | 43 |
| 14527 | O'Keefe, Louis | Caulfield Grammar School Caulfield | St Kilda East | Psychology | 46 |
| 14528 | O'Keefe, Siobhan | Penola Catholic College | Broadmeadows | Health and Human Development | 40 |
| 14529 | O'Keeffe, Andrew | Emmanuel College Warrnambool | Warrnambool | Outdoor and Environmental Studies | 42 |
| 14530 | O'Leary, Charlotte | MacRobertson Girls High School | Melbourne | Music Solo Performance | 45 |
| 14531 | O'Leary, Charlotte | MacRobertson Girls High School | Melbourne | International Studies | 40 |