| 14029 | Oatley, Caitlin | Braemar College | Woodend | Literature | 43 |
| 14030 | Oberin, Laura | Rutherglen High School | Rutherglen | English | 41 |
| 14031 | Oberman, Gabriele | Bialik College | Hawthorn | Religion and Society | 42 |
| 14032 | Obeyesekere, Nishita | Pascoe Vale Girls Secondary College | Pascoe Vale | English | 40 |
| 14033 | Obeyesekere, Nishita | Pascoe Vale Girls Secondary College | Pascoe Vale | Psychology | 40 |
| 14034 | Ocampo, Larissa | MacRobertson Girls High School | Melbourne | Biology | 47 |
| 14035 | Ockerse, Marcel | St Thomas Aquinas College | Tynong | Further Mathematics | 44 |
| 14036 | Odgers, Erin | Berwick Secondary College | Berwick | Biology | 40 |
| 14037 | Odgers, Harrison | Caulfield Grammar School Caulfield | St Kilda East | Systems Engineering | 41 |
| 14038 | Odgers, Sam | Luther College | Croydon Hills | Business Management | 49 |
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| 14039 | Odgers, Sam | Luther College | Croydon Hills | English | 43 |
| 14040 | Odza, Donika | Ruyton Girls School | Kew | Health and Human Development | 42 |
| 14041 | Oechsle, Michael | Beaconhills College Pakenham | Pakenham | Visual Communication Design | 50 |
| 14042 | Oechsle, Michael | Beaconhills College Pakenham | Pakenham | Physics | 45 |
| 14043 | Oechsle, Michael | Beaconhills College Pakenham | Pakenham | Literature | 44 |
| 14044 | Oechsle, Michael | Beaconhills College Pakenham | Pakenham | Mathematical Methods | 41 |
| 14045 | Oetomo, Sri | Camberwell Girls Grammar School | Canterbury | Further Mathematics | 42 |
| 14046 | Ogden, Daniel | Box Hill High School | Box Hill | Health and Human Development | 40 |
| 14047 | Ogden, Daniel | Box Hill High School | Box Hill | Psychology | 40 |
| 14048 | Ogden, Joshua | St Josephs College Echuca | Echuca | Design and Technology | 43 |
| 14049 | Ogier, Bianca | Salesian College Sunbury | Sunbury | Further Mathematics | 40 |
| 14050 | Ogilvie, Michelle | Maffra Secondary College | Maffra | Outdoor and Environmental Studies | 44 |
| 14051 | Ogilvie, Richard | Catholic College Sale | Sale | Physical Education | 41 |
| 14052 | Ognenovski, Bianca | Loyola College | Watsonia | English | 42 |
| 14053 | Ognenovski, Bianca | Loyola College | Watsonia | Mathematical Methods | 40 |
| 14054 | Oh, Han Kyung | Toorak College | Mount Eliza | English as an Additional Language | 42 |
| 14055 | Oh, Han Kyung | Toorak College | Mount Eliza | Biology | 41 |
| 14056 | Oh, Michelle | Camberwell Girls Grammar School | Canterbury | English | 41 |
| 14057 | Oh, Michelle | Camberwell Girls Grammar School | Canterbury | Further Mathematics | 40 |
| 14058 | Oh, Youn Soo | The Knox School | Wantirna South | Further Mathematics | 43 |
| 14059 | Ohlmus, Joshua | Eumemmerring College | Hallam | IT Applications | 40 |
| 14060 | Ohrimenko, E Vgeny | Ashwood High School | Ashwood | Further Mathematics | 42 |
| 14061 | Okubo, Chihiro | Victorian School of Languages | Thornbury | Languages: Japanese First Language | 42 |
| 14062 | Olah, Angela | Haileybury Girls College | Keysborough | Health and Human Development | 45 |
| 14063 | Olah, Angela | Haileybury Girls College | Keysborough | English | 44 |
| 14064 | Olayemi, Omotayo | Salesian College Chadstone | Chadstone | Further Mathematics | 41 |
| 14065 | Olayos, Elizabeth | Ruyton Girls School | Kew | Physical Education | 50 |
| 14066 | Olayos, Elizabeth | Ruyton Girls School | Kew | Biology | 44 |
| 14067 | Olayos, Elizabeth | Ruyton Girls School | Kew | Literature | 42 |
| 14068 | Olden, Tommy | Korumburra Secondary College | Korumburra | Outdoor and Environmental Studies | 46 |
| 14069 | Oldfield, William | Trinity Grammar School | Kew | Australian History | 42 |
| 14070 | Olding, David | Mazenod College | Mulgrave | Software Development | 40 |
| 14071 | Olds, Kristin | Glen Waverley Secondary College | Glen Waverley | Design and Technology | 43 |
| 14072 | Olerhead, Mia | Presentation College | Windsor | Art | 40 |
| 14073 | Olesnicky, Daniel | St Leonards College | Brighton East | Legal Studies | 46 |
| 14074 | Oleyar, Justin | St Johns Regional College | Dandenong | Visual Communication Design | 44 |
| 14075 | Oleyar, Justin | St Johns Regional College | Dandenong | Psychology | 41 |
| 14076 | Oliva, Sherini | Lowther Hall Anglican Grammar School | Essendon | Biology | 41 |
| 14077 | Oliver, Alice | Genazzano F.C.J. College | Kew | Biology | 42 |
| 14078 | Oliver, Emma | Camberwell Girls Grammar School | Canterbury | Physical Education | 41 |