| 14013 | Orzlowski, Vanessa | St Johns Regional College | Dandenong | Literature | 43 |
| 14014 | Osafo, Katherine | Lighthouse Christian College Cranbourne | Cranbourne | Legal Studies | 40 |
| 14015 | Osafo, Mark | Lighthouse Christian College Cranbourne | Cranbourne | Legal Studies | 40 |
| 14016 | Osborne, Emily | Lauriston Girls School | Armadale | English | 41 |
| 14017 | Osborne, Emily | Lauriston Girls School | Armadale | Studio Arts | 41 |
| 14018 | Osman, Iman | Northcote High School | Northcote | Product Design and Technology | 40 |
| 14019 | Osmand, Megan | Sale College | Sale | Further Mathematics | 46 |
| 14020 | Osmand, Megan | Sale College | Sale | Chemistry | 40 |
| 14021 | Ostrognay, Jessie | Red Cliffs Secondary College | Red Cliffs | Food and Technology | 41 |
| 14022 | Osunneye, Iseoluwa | Lighthouse Christian College | Keysborough | Further Mathematics | 40 |
| |
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| 14023 | Oswald, Reid | Mentone Grammar School | Mentone | Psychology | 42 |
| 14024 | Oswell, Sebastian | Wesley College Glen Waverley | Glen Waverley | Music Technical Production (VCE VET) | 44 |
| 14025 | Othman, Munir | Balwyn High School | Balwyn North | Further Mathematics | 42 |
| 14026 | Ottaway, Mitchell | Grovedale College | Grovedale | Sport and Recreation (VCE VET) | 44 |
| 14027 | Otter, Jack | Scotch College | Hawthorn | History: Revolutions | 47 |
| 14028 | Otter, Jack | Scotch College | Hawthorn | Australian History | 45 |
| 14029 | Otter, Jack | Scotch College | Hawthorn | English | 44 |
| 14030 | Ou, Lixin | McKinnon Secondary College | McKinnon | Mathematical Methods | 42 |
| 14031 | Ou, Lixin | McKinnon Secondary College | McKinnon | English as an Additional Language | 41 |
| 14032 | Overmars, Isabella | Siena College | Camberwell | Biology | 42 |
| 14033 | Oversby, Katia | Emmaus College | Vermont South | Biology | 44 |
| 14034 | Overton, Hamish | Scotch College | Hawthorn | Business Management | 43 |
| 14035 | Owe Young, Isabel | Princes Hill Secondary College | Princes Hill | Studio Arts | 42 |
| 14036 | Owen, Georgina | Genazzano F.C.J. College | Kew | English | 50 |
| 14037 | Owen, Georgina | Genazzano F.C.J. College | Kew | Australian History | 48 |
| 14038 | Owen, Georgina | Genazzano F.C.J. College | Kew | Health and Human Development | 47 |
| 14039 | Owen, Georgina | Genazzano F.C.J. College | Kew | Literature | 44 |
| 14040 | Owen, Madeline | Yarra Valley Grammar School | Ringwood | History: Revolutions | 44 |
| 14041 | Owen, Madeline | Yarra Valley Grammar School | Ringwood | Psychology | 42 |
| 14042 | Owen, Madeline | Yarra Valley Grammar School | Ringwood | English Language | 41 |
| 14043 | Owen, Madeline | Yarra Valley Grammar School | Ringwood | Studio Arts | 41 |
| 14044 | Owen, Samantha | Mooroolbark College | Mooroolbark | Visual Communication Design | 44 |
| 14045 | Owen, Samantha | Mooroolbark College | Mooroolbark | Art | 41 |
| 14046 | Owen, Samantha | Distance Education Centre Victoria | Thornbury | Media | 40 |
| 14047 | Owens, Lachlan | Peninsula Grammar | Mount Eliza | Drama | 50 |
| 14048 | Owens, Lachlan | Peninsula Grammar | Mount Eliza | English | 50 |
| 14049 | Owens, Lachlan | Peninsula Grammar | Mount Eliza | Literature | 43 |
| 14050 | Owies, Joshua | St Kevins College | Toorak | English | 46 |
| 14051 | Owies, Joshua | St Kevins College | Toorak | Biology | 43 |
| 14052 | Owies, Joshua | St Kevins College | Toorak | Physics | 40 |
| 14053 | Owyong, Kaipin | University High School | Parkville | English | 46 |
| 14054 | Owyong, Kaipin | University High School | Parkville | Biology | 43 |
| 14055 | Owyong, Kaipin | University High School | Parkville | History: Revolutions | 40 |
| 14056 | Oxenham, Khan | Caulfield Grammar School Caulfield | St Kilda East | Outdoor and Environmental Studies | 41 |
| 14057 | Oxlade, Liam | Brighton Grammar School | Brighton | Visual Communication Design | 42 |
| 14058 | Oxlade, Liam | Brighton Grammar School | Brighton | English | 41 |
| 14059 | Oxley, Genevieve | Our Lady of Mercy College | Heidelberg | Theatre Studies | 40 |
| 14060 | Ozer, Dilara | Penola Catholic College | Broadmeadows | Product Design and Technology | 46 |
| 14061 | Ozeral, Deniz | Buckley Park College | Essendon | Psychology | 41 |
| 14062 | Ozoe, Sara | Elwood College | Elwood | Languages: Japanese First Language | 42 |